A. 3
B. 4
C. 5
D. 2
E. 1
A.
mS = 1g
mrozp. = 9g
mR = mS + mrozp. = 1g + 9g = 10g
Cp =
∙ 100% =
∙ 100% = 10%
B.
mS = 30g
mrozp. = 70g
mR = mS + mrozp. = 30g + 70g = 100g
Cp =
∙ 100% =
∙ 100% = 30%
C.
mS = 50g
mrozp. = 50g + 50g = 100g
mR = mS + mrozp. =
Cp =
∙ 100% =
∙ 100% = 50%
D.
mS = 5g
mrozp. = 95g
mR = mS + mrozp. = 5g + 95g = 100g
Cp =
∙ 100% =
∙ 100% = 5%
E.
mS = 1g
mrozp. = 99g
mR = mS + mrozp. = 1g + 99g = 100g
Cp =
∙ 100% =
∙ 100% = 1%