Which statement best describes what happens to protein when a steak is cooked? It denatures and coagulates during cooking.
It decreases in size as amino acids are lost.
It loses bacteria because they are denatured.
It undergoes polymerization to form longer chains.

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .

Determine the ph of 0.10 m nh3 solution. nh3 is a weak base with a kb equal to 1.8 x 10-5 round answer to nearest whole number.