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Samah

This page lists questions and answers that were posted by visitors named Samah.

Questions

The following questions were asked by visitors named Samah.

calculate the molarity of sodium in 12.4g of sodium acetate diluted in 100mL of ID water, and calculate concentration of both sodium and acetate ion in units of mg/mL,mg/L,and ug/mL?
15 years ago
calculate the molarity of sodium in 12.4g of sodium acetate diluted in 100mL of ID water? and calculate concentration of both sodium and acetate ion in units of mg/mL,mg/L,and ug/mL? and calculate concentration of both sodium and acetate ion in units ppm,...
15 years ago
You have been provided 100mL of a 1000ug/ml barium standard what volume of this standard must be diluted into 50mL of ID water to produce a 30 ug/ml standard ? if you given a full 100mL of the same standard provied calculate the amount of standard and fin...
15 years ago

Answers

The following answers were posted by visitors named Samah.

19. Two important contrasts between seagulls and wild geese are
11 years ago
moles = molarity(M) x volume(L) = 0.4 x 500 / 1000 = 0.2 moles 0.2 moles in 2L = 0.1M So you need 1.5L water
7 years ago
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