Calculate the percent yield of carbon dioxide if 1000 g of methane reacts with excess oxygen to produce 2300 g of carbon dioxide

You are to give ampicillin with a recommended dose of 25mg/kg to a child with a mass of 29kg. if stock on hand is 250mg/capsule how many capsules should be given?

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?

Explain that newton first law, second law and third law of motion?