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  3. 1. what is the fraction 3/260 in scientific notati

1. What is the fraction 3/260 in scientific notation to 3 significant figures? 2. Which statement is...

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Chemistry

1. What is the fraction 3/260 in scientific notation to 3significant figures?

2. Which statement is correct about element? A) sulfur is a goodconductor of heat B) iron is a transition metal C) boron is metalD) copper is a poor conductor

3. If an element has a mass number of 14, and contains 8neurons, what is it's atomic number? A)22 B)6 C)14 D)8

4. What term describes urine sample with a ph value of 5.5?A)balanced  B)alkaline C)neutral D) acidic

5. Which term means the substance in which the solute isdissolving into? A)Solution B)Solvent C)Suspension

6. What is the oxidation number of magnesium (ma) with anycompound? A) +3 B )+1 C) +2 D) 0

7. What term best describe NaoH in this reaction?HCl+NaoH=NaCl+H20 . A) Gas B) Product C) Acid D) Reactant

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