PLEASE HURRY AND ANSWER Which of the following can be explained with science? A. Plant Growth B. Career options C. Moral Value D. Meaning of life

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

Determine the number of moles of air present in 1.35 l at 750 torr and 17.0°c. which equation should you use? n=pv/rt what is the number of moles present? ⇒ 0.056 mol a sample of n2 gas occupying 800.0 ml at 20.0°c is chilled on ice to 0.00°c. if the pressure also drops from 1.50 atm to 1.20 atm, what is the final volume of the gas? which equation should you use? v2= p1v1t2/p2t1 what is the final volume of the gas? ⇒ 932 ml these are the answers