The ratio of 14c to 12c in living organisms is 1.3 * 10-12. the fossilized remains of an organism are discovered and the ratio of 14c to 12c in the fossil is measured to be 2.4 * 10-13. how long ago, in years was the organism alive?

A scientist heated 10 grams of mercuric oxide and formed 9.3 grams of liquid mercury how many grams of oxygen were formed

Which of the following occurs in the citric acid cycle? A) Electron carriers will get reduced B) Oxygen is converted into water C) Coenzyme A gets broken down to make NADH, FADH2, and a small amount of ATP D) Energy from Acetyl is used to make

How a 300-N force can combine with a 100-N force on sled

Which mineral is an abrasive that is used to make stone washed jeans

Do fish feel pain? and if they do what pain

What enzyme is responsible for adding nucleotides to a growing DNA chain during replication

How old is the planet

Describe the structure of the nucleus and explain the function of each part.

Rapid consumption of multiple drinks or jello shots puts a high concentration of alcohol in the body in a short time. why is this dangerous

A nurse reports on the deteriorating condition of a patient. this is an example of what type of essay?