Witch of these statements best describes the relationship difference between minerals and rocks? a. most minerals are made of rocks. b. most rocks are made of minerals. c. rocks are solid, but minerals are not. d. rocks are found on earth's surface, but minerals are not.

If 10.g of agno3 is available, what volume of 0.25 m agno3 can be prepared

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.