How many atoms of fluorine are in ZrF4

Determine the power of 900 joules of work done in 4 seconds A) 3600 W B) 225 W C) 904 W D) 450 W

According to the periodic trend, which of the following is most likely to have the lowest electronegativity? F N Be Li

What is the name of a solution whose concentration of solute is equal to the maximum concentration that is predicted from the solute's solubility? A) dilute B) saturated c) unsaturated D) supersaturated

Air pressure is lower at high altitudes. An airplane cabin can adjust, but as the plane rises, passengers can experience temporary pain in their ears. Check all facts below that explain why. The air pressure in the ears increases.

1. What is the relationship between temperature and pressure of a gas in a closed system? 2. What is the relationship between the pressure and volume of a gas at a constant temperature

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