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

Can someone please help I really need it
Which statement below accurately describes how sweating helps maintain homeostasis? C and D are INCORRECT, the answer that is correct is either A or B, give me
(secA - cosecA)^3+ 3secA.cosecA (secA - cosecA ) bru​
Most people have observed it "rain" in the produce department of grocery stores, where water sprays green leafy vegetables from a misting system. How does this
Brianna works for a large fast food chain recording and publishing training videos for employees. Which job title would Brianna MOST likely have?
where did the game of bobbing for apples originate
What type of element are the following elements? A) Na B) Со C) Bi D) O
write the equation (y=kx)
According to which virtue do you need to secure information by limiting computer access to authorized personnel only?
communication apprehension that is specific to making speeches is called: