Which substances dissolves in pure water and produces a solution that is a good conductor of electricity?

1) CaCl2

2) C6H12O6

3) N2

4) O2

Which of the following is not a compound? Baking soda table salt salad dressing Sucrose

What differs between a radioactive isotope and a stable isotope?

Solutions that have more OH - than H + ions are A. reactants. B. acids. C. bases. D. enzymes.

If you held a syrup bottle upside down, it would take a long time for it to come all the way up. Explain why by using the words, viscosity, adhesion, and cohesion.

In a chemical reaction, 300 grams of reactant A are combined with 100 grams of reactant B. Both A and B react to completion. How much will the product weigh?

A small 15 kilogram canoe is floating downriver at a speed of 4 m/s. What is the canoe's kinetic energy?

Liquid water is heated until it boils and becomes water gas. Which statement is true about the water?

You are conducting an experiment on plant growth. You take a plant fresh from the soil that weighs 5 kilograms (kg). Then you dry the plant overnight and determine the dry weight to be 1 kg.

What is the ratio of Fe+3 ions to O2 - ions in a neutral compound? a. 1:2 b. 2:1 c. 2:3 d. 3:2

What is the specific heat capacity of a 17.5g sample of an unknown metal that releases 6700J of heat when it cools from 90 to 25 degrees C?