If you wanted to find the chemical element of an atom, you would need to... a. know how many electrons it has
b. know how many protons it has
c. know its melting temperature
d. see it with a microscope

Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other

What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?