Pls no links and no copying from other websites Score for Question 1: ___ of 5 points)

1. Consider the equation:S+3O2 → SO3

Is this equation balanced? Why or why not?

Type your answer here:

(Score for Question 2: ___ of 5 points)

2. How do you know if a reaction is endothermic?

Type your answer here:

answer: mole of the gas

answer: mole of the gasexplanation:

answer: mole of the gasexplanation: this is because 1 mole of a gas is 22.4dm³, which is use in ideal gas

Ithe undersigned only for use your own email and delete any and copies and of the itself and to be there is a good timewhat does a decrease in temperature indicate about the molecules in a sample of liquid water? decreased chemical energy of the moleculesdecreased kinetic energy of the moleculesincreased chemical energy of the moleculesincreased kinetic energy of the moleculeshow does a sample of helium at 15 â°c compare to a sample of helium at 215 k? the helium at 15 â°c has a higher average kinetic energy than the sample at 215 k.the helium at 15 â°c has lower nuclear energy than the sample at 215 k.the helium at 15 â°c has slower-moving atoms than the sample at 215 k.the helium at 15 â°c has smaller atoms than the sample at 215 k.

4.49 gramshope that fren : )

Aquantity of that isotope to decay to 1/2 of  its original value