Balance the chemical equation KC1O3→KC1+O2

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

What overall charge must all compounds have

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here