Based on Reference Table J, which two reactants react spontaneously? 1.
Mg(s) + ZnCl2(aq)
2.
Cu(s) + FeSO4(aq)
wa
3.
Pb(s) + ZnCl2(aq)
4
Co(s) + NaCl(aq)

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h

Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean