Classify the following reactions: HNO3(aq)+NH3(aq)→NH4NO3(aq)HNO3(aq) +NH3(aq)→NH4NO3(aq) 2Cu(s)+O2(g)→2CuO(s)2Cu(s)+O2(g)→2C uO(s) NaCl(aq)+AgNO3(aq)→NaNO3(aq)+AgCl(s )NaCl(aq)+AgNO3(aq)→NaNO3(aq)+AgCl( s) 2LiOH(aq)+H2SO4(aq)→Li2SO4(aq)+2H2O (l)2LiOH(aq)+H2SO4(aq)→Li2SO4(aq)+2 H2O(l) CaCl2(aq)+K2CO3(aq)→2KCl(aq)+CaCO3( s)

What does the process of natural selection involve

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?