What is needed to balance the reaction Cl2 + KI → KCl + 12?

O A. 2KI and 2KCI

O B. AKCI

O

c. 2K1

O

D. 2Cl2 and 212

Describe 3 major parts of a circuit

Jane described two substances which participate in photosynthesis. Substance A: Combines with water Substance B: Gaseous product formed Which statement is correct? Substance A is chlorophyll and Substance B is oxygen.

What process causes dissolved substances to be left behind to form minerals after water in lakes or ponds evaporates?

What is the heat required to vaporize 650 grams of a liquid with a heat of vaporization of 723 joules/grams? A. 0.90 J B. 1.1 J C. 73 J D. 1,370 J E. 470,000 J

How many milliliters of 0.15 M solution could you prepare?

In a hypothetical garden each of the identical trees consist of 11 branches and each on a tree consist of 35 leaves. How many trees would have 8,085 leaves?

If you were an energy source, which energy would you be? why?

Choose the correct answer from the options given. Ethanol can react with hydrochloric acid to form chloroethane and water. When sulfuric acid is added, the reaction proceeds more quickly.

You have a balloon that is filled with 1000 cm3 of air. The balloon is inside your house where the temperature is 20°C. You take the balloon outside where the air temperature is 10°C.

12.5M AgNO3 is made using 3.5L H2O. How many grams AgNO3 are needed to produce the solution?