Radon and helium are nonmetals. They would be on the what of the periodic table? A: left side
B: top
C: bottom
D: right side

Organisms are more likely to be more preserved in mud than sand because mud is moist and wet, while sand is very dry.

The answer is c) pyrite

Hbr dissociates to form h+ and br-ca(oh)2 dissociates to form ca2+ and 2oh-the h+ and oh- react to form waterassuming the reactants are dissolved in water, the net reaction is h+ + oh- —> h2oif you’re asked to show all components of the reaction, the complete reaction is 2hbr + ca(oh)2 —> cabr2 + 2h2o