You want to make one mole of glycerine (C_{3}*H_{6} * O_{3}) . How many moles of each element must you use?

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood

In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above