For basic solutions, which element is added to balance half-reactions?

A. chlorine

B. hydroxide

C. iron

D. nitrogen

Write chemical equation for the following reactions. Indicate physical states and write net ionic equations. If no reaction indicate so. Potassium carbonate + ammonium chloride

What is the mass of 1.7 * 1023 atoms of zinc

Nitric oxide is formed in automobile exhaust when nitrogen and oxygen in air react at high temperatures. N2 (g) + O2 (g) 2NO (g) The equilibrium constant Kp for the reaction is 0.0025 at 2127°C. If a container is charged with 8.

Both equations I and II are balanced, but equation I is the correct way to write the balanced equation.

How many moles of carbon dioxide will form if 5.5 moles of C3H8 is burned

What is the temperature of 100 liter container having 1 mole of an ideal gas at a pressure of 20 kilopascals

5.2*10^26 molecules of ch4 in volume

Which of the following statements about igneous rocks is correct A. intrusive igneous rocks are formed when magma is called above the ground. B. Extrusive igneous rocks are formed when magma is cooled above the ground C.

The compound KOH is called

A balloon contains 1.00 mol helium gas at STP. What will the volume of the balloon be if the pressure increases to 2.00 atm?