Daanaye4711 Daanaye4711

24-01-2020
Engineering

contestada

My Notes How many grams of perchloric acid, HClO4, are contained in 39.1 g of 74.9 wt% aqueous perchloric acid?
How many grams of water are in the same solution?

Respuesta :

sampsonola sampsonola

24-01-2020

Answer:

a)29.9 b) 9.81

Explanation:

Wt% = mass of solute / mass of solvent × 100

0.749 = mass of solute / mass of solvent

a) Mass of perchloric acid = 0.749 × 39.1 = 29.29

b) Mass of water = 39.1 - 29.29 = 9.81

Answer Link

Otras preguntas

Read the passage. Which type of government was in place in Gerald's town before the town council was established? O a dictatorship O a direct democracy O an abs

Which statements best describe the city of Savannah? Check all that apply. It is located in the mountains. It grew wealthy as a shipping port. It is located on

Explain the difference between internal processes and external processes

what is the slope of the line?

How do you say "She has curly hair" in Spanish? A. Ella tiene pelo rizado. B. Ella tiene pelo lacio. C. Ella tiene canas. D. Ella tiene pelo castaño.

A researcher wishes to examine the effects of a new medical treatment on patients with Alzheimer's disease. The researcher plans to examine the effects on a gro

Please help ASAP!! List the following subsets of the real numbers in order from least inclusive to most inclusive.(1 point) natural numbers, whole numbers, rati

Which of the following is the long notation for 3.45 x 10^10? A 3,450,000,000 B 345,000,000,000 C 34,500,000,000

Rachel states that -5.5 is an integer because it is negative. Is she correct. Why or why not?

Last year Sarah bought 26 bottles of coke for a birthday party at the price of $1.25 per bottle. This year she paid $35 for the same number of bottles of coke.