In order to compute the mass of each solute in the sample, we simply multiply the percentage mass of each solute with the total mass of the solution. This is ad such:
Mass (NaCl) = 0.0486 x 294
Mass (NaCl) = 14.29 grams
Mass(Na₂CO₃) = 0.0754 x 294
Mass(Na₂CO₃) = 22.17 grams
Answer: 6x10^-3 mols H2SO4
(it's been a minute since i've been in chem but i tried)
What do you mean? If you clarify, I'll answer in the comments.
When food burns, energy is lost.
When food is consumed by the body, it is broken down into simple sugars, carbohydrates, and fats. (Energy gained)