How many moles of carbon are contained in exactly 18 grams of carbon?

Which piece of equipment would me most useful for measuring the volume of some water? a. pan balance b. graduated cylinder c. tweezers d. flask quick

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as

How many moles of oxygen gas are produced from the decomposition of six moles of potassium chlorate