Given the balanced equation:

2KClO3==> 2KCl + 3O2

Which type of reaction is represented by this equation?

(1) synthesis

(2) decomposition

(3) single replacement

(4) double replacement

The reaction of sodium and chlorine to form salt is best described as an

The elements nitrogen and oxygen are diatomic gases in their standard states. Therefore, the standard enthalpies of formation of these elements are zero.

13. Adding thermal energy to a gas at constant pressure will cause

What is a striking a match an example of

Convert 5degree celcius in Kelvin scale

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Coefficients in a chemical equation are used to: balance the number of atoms on both sides of the equation ensure that all subscripts on both sides of the equation are the same indicate energy changes that occur during the reaction indicate the type

What determines your blood cholesterol level?

Describe two ways that water moves through earthy atmosphere in the water cycle.

which of the following questions can use science as a method of inquiry? a. is cloning appropriate b. how can we protect crops from drought c. why is jazz a great type of music d. did dinosaurs exist