Which of the following is not balanced?

2Na + Cl2 > 2NaCl
NaOH + HCl > NaCl + H20
P4 + 5G2 > 2P4G10
SnCl2 + 2 FeCl3 > 2 FeCl2 + SnCl4

Determine the mass of fuel required for the expected energy consumption in the united states for the next ten years. energy use per person per year in the united states = 3.5 x 1011joules base calculations on current population of 310,000,000.

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?

Which element would mostly likely have an electron affinity measuring closest to zero