Question

how are percent mass calculations used?

a. they are used for determining concentrations in solutions and water of hydration

b. they are used for determining molecular purity and concentration in solutions

c. they are used for determining water of hydration and the combustion analysis of hydrocarbons

d. none

@Biology

Answer 1

if a bacteria gives rise to 2 bacteria after 20 minutes how many bacteria it will give rise after 24 hours

Answer 2

bacteria?

Answer 3

an you answer it tabitha marie

Answer 4

alright thanks !

Answer 5

do you have the answer