Biology question and answers for December 28, 2023
- Q Question 29 Points 2 Select the skeleton equation for the reaction Sodium hydroxide Cobalt II chloride 2NaOH CuCh 2NaCl Co OH O2NaOH Coch 2NaCl Cu OH 2NaOH CoCl 2NaCl Ca...
- Q The size of a tire is a whereas inflating a tire is a O chemical property chemical change respectively O chemical change chemical property respectively Ophysical change physical property respectively...
- Q Identify the color change that indicates the negative result for chemical reaction with iodine Light brown color O Light purple color O Pink color Green color
- Q Question 23 Points 2 Which of the following is true for 1 mol Cu and 1 mol Au O They have equal mass O They have equal molar mass They...
- Q Question 11 The freezing point of blood is 2 C What is the freezing point of blood in Kelvin scale O 275 K O273 K 274 K Points 3 271...
- Q Question 4 Points 1 molecules can vibrate and rotate when stored within a container OBoth solid and liquid Liquid ONeither solid and liquid
- Q Question 6 Which of the following techniques can be applied to separate the components of a mixture Points 3 O Filtration and distillation O Filtration and fermentation O Fermentation and...
- Q If we increase the temperature of an object O its particles do not move at all O the movement of its particles increases O the movement of its particles decreases...
- Q The graphical representation of the motion of a car is given below 100 m What is the displacement of the car 100 m 30 m 130 m 30 m im
- Q Points 2 Question 8 I am a law stated by Sir Isaac Newton I deal with the basic property of matter Sometimes I am also known as law of inertia...
- Q shboard My courses SC BIOL1000 N Biol
- Q 3 A 3 Question 3 Answer saved Marked out of 1 00 P Flag question
- Q C BIOLTO00 N shboard My courses SC BIOL10
- Q ly courses SC BIOL1000 N Biolo
- Q oard My courses SC BIOL1000 N Biology I Cells on 7 et red
- Q SC BIOL1000 N Biology I Cells N ch of the following can change the act ct all that apply Marks rom
- Q n Q J A eClass Question J Not yet answered Marked out of 1 00 P Flag question 0 1 2 3 5 pH
- Q point depression When a solute and solvent are mixed together the specific heat of the solution is depressed When a solute is added to a solvent the freezing point of...
- Q Which is NOT a function of lipids in birds and mammals Lipids provide a protective layer over feathers and furs as a waterproofing agent Lipids transport glucose across the cell...
- Q nswer the following questions Pressure 73 atm 5 11 atm CO 3 CO
- Q Which of the following are the branches of the national government Select all the correct answer criminal monarchy legislative executive judicial oligarchy
- Q What is used to identify the reactants and products in a skeleton equation O Chemical formulas O Co efficient O Subscript O Superscript
- Q The amount of carbon dioxide formed when 24 g of carbon is burnt in excess supply of oxygen is O 11 g 0 22 g O 44 g O 88...
- Q Which of the following changes is NOT a reversible change O Melting of water O Burning of coal O Sublimation of lodine ondensation of water vapor
- Q Which among the following factors represent the advantages of nuclear power I Low operating cost II Long gestation period III High capacity factor IV High capital investment I and III...
- Q Which of the following is used in nuclear reactors O K 40 OP 32 O C 14 O U 235
- Q Radioactive wastes are buried under O rock O sand O water O river
- Q you learned in the lab about Giardia fill in the following sentences Place the terms in the appropriate blanks to complete the sentences humans intestines beavers lowest crabs salt water...
- Q What is microscopy Place True or False at the end of each statement True False Reset Microscopy uses tools such as stereo or dissecting scopes compound light microscopes and scanning...
- Q Female peahens choose a male peacock for mating because of the male s long colorful tail feathers and their courtship display This is which type of selection Select all that...
- Q and food irradiation process are used in O Cesium 60 calcium 45 O Cobalt 60 calcium 45 O Cobalt 60 cesium 137 Sodium 24 calcium 45
- Q Question 2 Points 2 According to law of conservation mass which of the following equations is correct O Fe s Cl g FeCl s O Fe s Cl g Fe...
- Q Points 1 The chemical formula for hydrochloric acid is Question 1 OHC4 OHCl3 OHCl HCI
- Q Question 4 Points 1 The substances that enter into a chemical reaction are called O reactants O products Ochemicals O elements
- Q Question 5 Points 1 In aN bH equation balanced O 1 3 2 O 1 2 3 3 2 1 23 1 CNH3 which of the following corresponds to a...
- Q Question 9 Identify the symbol used to separate two reactants in a chemical reaction O O
- Q The function of BMP4 is to BMP4 O 1 inhibit growth amplify expression of O2 cause apoptosis act as a catalyst for 3 induce mitosis inhibit the function of O...
- Q Which among the following is a balanced chemical equation O Ca OH 2 2HCl CaCl 2H O Ca OH 2 2HCl CaCl 2H O O Ca OH HCI CaCl 2H...
- Q During spring time in Maine male moose often enter a cow pasture and begin calling to the female cows The moose may even try to mount the female but the...
- Q Term 1 Superior 2 Inferior 3 Anterior 4 Posterior 5 Lateral 6 Medial 7 Proximal 8 Distal 9 Supine 10 Prone terms with their meanings Place the correct letter in...
- Q A person who believes that people should not be governed by a state government or religious moral laws is referred to as An anarchist A monotheist A communist
- Q Which of the following proteins in a plant cell transports substances or conducts signals across the plasma membrane Select all that apply proton pump calcium channel ATP synthase ribosome aquaporin
- Q 11 How many of each kind of atom is in one molecule of water O O O 2 hydrogen atoms and 1 oxygen atom 1 hydrogen atom and 2 oxygen...
- Q True or false If you are measuring a child s temperature you are measuring how fast molecules are moving in that child s body True False QUESTION 10 True or...
- Q Lemon Milk Blood 0006 Milk Tomato Tablets Soap Drain Cleaner 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Acidic Neutral Alkaline Which of...
- Q Be Ma Mo Ca RD Gr Ba Ra Sc Cr Mn Zr Nb Mo Hf Ru Rh Pd W Re Os Rf Db Sg Bh Hs Nd Pm Sm Eu...
- Q Question 1 What coefficient must be added to the carbon in the reactants to balance the following equation Na CO 1 C s 2 Na g 3 CO g 05...
- Q Question 9 CuO H CUH CuZH2 O Cu Points 1 CU2 H O Fill in the blank
- Q Question 3 Points 3 Select the skeleton equation for the reaction Ethane Oxygen Carbon dioxide Water OC H6 02 CO2 H O CH 02 C H 0 20 H 70...
- Q Question 10 Points 1 Below is the word equation for the reaction between sodium hydroxide and hydrochloric acid Identify the reactant s in the reaction Sodium hydroxide Hydrochloric acid Sodium...
- Q uestion Which of the following is correct for a chemical equation Reactants products O Reactants products rightarrow Products reactants O Products rightarrow Reactants Reactants rightarrow Products
- Q Question 4 Points 1 When a new substance is formed with physical and chemical properties different from the original substance it is called a O chemical change Ophysical change phase...
- Q Pick the odd one out O HCl aq NaOH aq NaCl aq H2O 1 O HCl aq 2NaOH aq NaCl aq 2 H20 1 OHCl aq 2NaOH aq 2 NaCl...
- Q Question 8 Points 2 10 g of NaOH is dissolved in 125 mL water Which among the following is a correct statement O A physical change has taken place No...
- Q GradeResults co g O2 g 2002 g What is the balanced chemical equation for this reaction 1 bath House O200 g 202 g 2002 8 O CO g O2 g...
- Q Question 10 Points 2 Which of the following is a chemical change Clothes drying in a dryer Melting of an ice cube Chopping wood Boiling an egg
- Q Which of the following properties is NOT a physical property of a satin cloth It is soft It burns It is shiny It is smooth
- Q The metals are characterized by O low density O high electronegativity O low electronegativity O low conductivity www
- Q Classify the following as metals or nonmetals Halogens alkalis noble gases and alkaline earths O Alkalis alkaline earths metals halogens noble gases nonmetals O Alkalis alkaline earths nonmetals halogens noble...
- Q Question 2 Points 2 Which of the following is responsible for metallic bonding Core electrons ONeutrons Protons Conduction electrons
- Q Question A n Points 2 has electro negativity difference less than 1 2 between bonded atoms O ionic compound covalent compound O metallic compound polar covalent compound
- Q Question 7 Points 1 What electrons are involved in ionic bond formation Op electrons Os electrons Core electrons Valence electrons
- Q GradeResulls Question 6 Points 2 Metals have the properties of ductility which shows My Activities Tell me what you want to do Q the ability of a substance to be...
- Q Question 10 Points 2 Which of the following compounds contain covalent bond O C6H1206 OMg0 AKC13 LIF
- Q Question Which of the following ions have names ended with ide O Metal ions O Polyatomic cations O Monatomic cations O Monatomic anions
- Q dentify the element that can gain one electron O Br O O OS OC
- Q Chemical formula of hydrochloric acid is OHCI O HCIO O HdOz HCIO3
- Q deResulls My Activities The molar mass of an element is the mass of one atom gram O mole Oliter Tell me what you want to do Q 101 Dalmatians City...
- Q Why are organ systems so important to understand How can learning about animal organ systems help you in your future
- Q bath House Grade Results My Activities Tell me what you want to do Q Which of the following represents the number of moles of chloride ion in 47 5 g...
- Q Question 3 Points 2 Which of the following is a binary ionic compound NH3 O H O O co O Coch
- Q Periodic Table Unit Test Question 7 Which of the following dimensional analysis set up is correct to convert mass of sulfur to atoms of sulfur O Points 2 O 10...
- Q Which of the following statement is correct regarding metalloids O Metalloids are good conductors O Metalloids are poor conductors O Metalloids are semiconductors O Metalloids are insulators
- Q The similarity between Ernst Rutherford s and Niels Bohr s model of the atom is that they contain and orbit the nucleus respectively O a nucleus negatively charged protons O...
- Q The atomic model changed from time to time This is because Oscientists discussed their ideas with each other O more evidence is available through various experiments O the atom has...
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