[Answered] Calculate the mole fraction of nitric acid of an 8.37 (by mass) aqueous solution of nitric acid. ...

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Author Question: Calculate the mole fraction of nitric acid of an 8.37 (by mass) aqueous solution of nitric acid. ... (Read 252 times)

anshika

Hero Member
Posts: 510

on: Aug 27, 2018

Calculate the mole fraction of nitric acid of an 8.37 (by mass) aqueous solution of nitric acid.

A) 0.0199
B) 0.0203
C) 0.0398
D) 0.00995
E) The density of the solution is needed to solve the problem.

Question 2

What is the volume of a rectangular solid that measures 3.8 cm by 2.4 cm by 1.0 cm?

A) 9 cm3
B) 9.0 cm3
C) 9.1 cm3
D) 9.2 cm3
E) 9.12 cm3

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Marked as best answer by a Subject Expert

paavo

Sr. Member
Posts: 301

Reply #1 on: Aug 27, 2018

Answer to Question 1

A

Answer to Question 2

C)

anshika

Hero Member
Posts: 510

Reply #2 on: Aug 27, 2018

paavo

Sr. Member
Posts: 301

Reply #3 on: Aug 27, 2018

You're welcome

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