Which equation is not balanced?

A 2Mg (s) + O2 (g) → 2MgO (s)

B 2Mg (NO3) 2 (s) → 2MgO (s) + 4NO2 (g) + O2 (g)

C MgO (s) + HCl (aq) → MgCl2 (aq) + H2O (1)

D Mg (s) + CuSO4 (aq) → MgSO4 (aq) + Cu (s)

Do step 3 as outlined in the lab guide. Record your results in the appropriate blanks. A = B = C = D = E = F = G = H = A 3-column table with 9 rows. Column 1 is labeled Time half-life cycles, n with entries Initial, 1, 2, 3, 4, 5, 6, 7, 8.

Non-metal liquid with 45 neutrons

Consider the reaction. N2 (g) + 3H2 (g) 2NH3 (g) At equilibrium, the concentrations of the different species are as follows. [NH3] = 0.105 M [N2] = 1.1 M [H2] = 1.50 M What is the equilibrium constant for the reaction at this temperature? a. 0.

What unit would you use when describing the mass of a solution Mol/L g L mL

What is the location, mass size, and charge of the 3 subatomic particles?

What is the oxidation number for CO2

Which is a property of acids in aqueous solutions?

On the periodic table, calcium and bromine are located in period 4. What is one difference between the two elements? A. Calcium atoms are more reactive than bromine atoms. B.

Who's theory states that atoms are made up of empty space with electrons around a positively charged mass?

O3 (g) + NO (g) O2 (g) + NO2 (g) Write the equalibrium expression