If the mass of an object is 15kg and the volume of an object is 15ml, what is its density? 0 225kg/ml
Okg/ml
1kg/ml
30kg/ml

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?