How many grams of oxygen, O2 are produced if 52.0g of potassium chlorate, KClO3, decomposes? (The molar mass of O2 = 32 g/mol and the molar mass of KClO3 = 122.4 g/mol). You must show all of your work to receive credit.

If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water

How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate according to the following equation:

Which of the following is the most likeley example of an favorable mutation a. a mutation that makes a rabbit able run faster b. a mutation that changes the rabbit's fur to bright orange c. a mutation that changes the color of the rabbit's eyes d. a mutation that gives a rabbit a third ear