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5 points
What is the molarity of a solution of sodium hydroxide that contains 0.35
moles of sodium hydroxide in 1.25 liters of solution? Round your answer to
the hundreth's place beginning with a zero and followed by a space then
the unit in a capital letter. Ex. 0.35 M
Your answer
Answers: 3
Chemistry, 22.06.2019 07:00
6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space
Answers: 2
Chemistry, 22.06.2019 14:00
The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
Answers: 3
Problems: Upload your work for all 5 questions when you are on the last question.
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