The element Ag has how many protons?

47

106

87

61

108

How does temperature affect the size of a crystal?

Think about a wooden chair and a balloo. What do these two objects always have in common

If a catalyst is used in a reaction: A. the equilibrium shifts. B. the reaction rate does not change. C. the energy of activation increases. D. the reaction rate increases.

How many electrons does one atom of calcium donate to one atom of oxygen during the formation of the compound cao?

What is the molarity of a 3.0-liter solution that contains 0.45 moles of solute?

Which of the following reactant pairs will not react together to produce a reaction?

What temperature in fahrenheit is 28 degrees below freezing?

1. The Tyndall effect cannot be detected in colloids. True False 2. In a oxidation-reduction reaction, the oxidizing agent always undergoes reduction. True False 3. Unsaturated compounds are very reactive. True False

Sulfur has 16 electrons. When it combines with magnesium. It acquires A - 2 charge. How many electrons does it have now?

When 17.0 grams of an unknown metal is cooled from 35.0°c to 10.0°c it releases 862 joules of energy. what is the specific heat capacity of the unknown metal?