Mitochondria are organelles that

1) store digestive enzymes

2) package cell products

3) release energy from nutrients

4) manufacture cell protein

Suppose an aqueous solution containing 1.25 g of lead (II) acetate is treated with 5.95 g of carbon diox - ide. Calculate the theoretical yield of lead carbonate.

How many electrons does a single hydrogen gain or lose in the following reaction? H 2 + O 2 → H 2 O A. Gain 2 B. Lose 1 C. Gain 1 D. No change

A 50.0-gram block of copper at 10.0°C is carefully lowered into 100.0 grams of water at 90.0°C in an insulated container. Which statement describes the transfer of heat in this system? (1) The water loses heat to the block until both are at 10.0°C.

In an atom, protons plus neutrons make up the atom's

What is the mass of 11.8 moles of water?

A cylinder of oxygen gas contains 2.80 mol of 02. If the volume of the cylinder is 8.58 L, what is the pressure of the 02 if the gas temperature is 294 K.

A housefly's average life span is 3 days. How many minutes is that

The elements in Groups 1 AU) and 7A (17) are all quite reactive. What is a major difference between them?

A certain radioactive element has a half-life of one hour. if you start with 1.0 gram of the element at noon, how much of the radioactive element will be left at 2 p. m.? 0.50 grams 0.25 grams 0.125 grams 0.0 grams

Name two bases which react with dillute sulfuric acid to give zinc sulfate