What type of reaction is shown below? 2H202 (1) — 2H20 (1)+ O2 (g) + heat
O Synthesis
O Endothermic Reaction
O Exothermic Reaction
O Single replacement

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car

In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above