What device that converts energy of motion into eletrical energy?

How many total atoms are there in the following molecule? KClO3 9 5 3

The temperature on Mercury may drop to - 265

An acid A. has a low pH in solution. B. turns red litmus paper to blue. C. releases hydroxyl ions in solution. D. has more hydroxyl than hydrogen (or hydronium) ions.

Which shows the correct relationship? A. small K = positive ∆G = positive E0cell B. small K = positive ∆G = negative E0cell C. large K = negative ∆G = positive E0cell D. large K = positive ∆G = positive E0cell E.

Why does density matter?

What mass of potassium chlorate would contain 40grams of oxygen?

Identical forces act for the same length of time on two different masses. The change in momentum of the smaller mass is A) smaller than the change in momentum of the larger mass, but not zero. B) zero.

How many nuclei of 238 92 U 92 238 U remain in a rock if the activity registers 290 decays per second? (Note that the half life of Uranium-238 is 4.468x109 years)

A base can neutralize an acid. true or false

Hydrochloric acid (12.0 ml of 0.233 m) is added to 296.0 ml of 0.0579 m ba (oh) 2 solution. what is the concentration of the excess h + or oh - ions left in this solution?