Question

if the particle size of powder is lower than ____ is higher​

Answer 1

Answer:

complex number

Explanation:

this will be ur answer .

Answer 2

Answer:

rate of reaction

Explanation:

When the size of powder decreases, there is an increase in number of particles in the same amount of weight. Smaller particle size results in increase of surface area of the reactants , resulting in increase of the rate of reaction.