What is the formula mass for sodium chloride?

What are two variables that affect kinetic energy

A sealed 933 mL flask is full to capacity with 441 g of a substance. Determine the density of the substance.

How many Carbon atoms are present in octane?

A 13.5 g sample of gold is heated to 125.0°C, then placed in a calorimeter containing 60.0 g of water. The final temperature of the water 20.00 o C. The specific heat of gold is 0.130 J/g o C. What was the initial temperature of the water?

Which of the following alkenes reacts fastest with HBr

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda