michaelpalealba michaelpalealba
  • 17-05-2021
  • Chemistry
contestada

How many grams of KI would you need to prepare 0.50 g of 7.0% KI (m/m) solution?

Respuesta :

EmilyOvalle76 EmilyOvalle76
  • 21-05-2021

Answer:

fomula; ( x = mutiplacation btw)

% m/m = m(solute) / m(solution) x 100%

0.50g x 70% = m/m x 100%

0.5g x 70% / 100% = 3.5 g KI

(both % cancle each other)

Explanation:

heads up might be wrong i did it myself

Answer Link

Otras preguntas

Article VI of the United States Constitution is known as the __________. A. solution B. sovereignty clause C. supremacy clause D. supreme law
Mercury orbits the Sun in 87 24/25 Earth days. Venus orbits the Sun in 224 7/10Earth days, and Mars orbits the Sun in 686 49/50 days. Write each mixed number as
How do I solve 4[2.5 + 3 (20 + 7)] ?
If the area of an ice rink is 404 square yards, what is the perimeter of the rink?
what is the meaning of deposit for prefix
2(k+m) = 5, solve for m
All the processes that form mountain ranges are known as
Draw counters in the ten-frame to show each number
A rectangle made of square tiles measured 7 tiles long and 3 tiles wide. What is the length of a similar rectangle whose width is 9 tiles?
One isotope of lead has 82 protons and 124 neutrons in its nucleus. What is the number of protons in the nucleus of any other isotope of lead?