Disadvantages of continued polymers

Oxygen has 53 atm and nitrogen has 94 atm what is total pressure?

Find the approximate atomic mass of a water molecule (h2o). give your answer in atomic mass units rounded to the nearest whole number.

In the manufacture of ammonia, nitrogen, and hydrogen gases react over an iron/potassium oxide catalyst to give ammonia. hydrogen is the expensive reagent as nitrogen can be obtained from the air.

Edward must take 75 mg of medicine each morning. Each of his pills is 30 mg. How many pills should Edward take each day

In photosynthesis what form of energy is sunlight converted to

Suppose a variation makes an individual member of a species better adapted to its environment. how might the variation affect the individual's reproduction.

What was the weight percent of water in the hydrate before heating? Put answer in one decimal place. weight of water 0.349 weight of hydrate 2.107

Define meteorologist.

How do decomposers get energy? A. by making their own food B. by eating other organisms C. by converting light energy into chemical energy D. by breaking down the waste materials of dead organisms

Among the following, which is a binary molecular compound? Question 7 options: CO2 NaCl MgS FeO