dsheri92sheridar dsheri92sheridar

02-03-2017
Chemistry

contestada

Calculate the mass of NaCl needed to make 40% solution from 3kg of water ? Could you explain step by step please :-)

Respuesta :

BodaciousT BodaciousT

02-03-2017

Ok so 40 percent of 3000 grams which is 3 kg is 1200 grams
So you would need 1.2kg or 1200 grams to make a 40% solution

Answer Link

Otras preguntas

All living things need energy; it is a requirement for life. In a typical cell, ATP, the high energy molecule, is produced in the __________ in the presence of

What is the taste of the resulting mixture?

Because it could not govern effectively after the reign of terror, the directory had to?

How much of a sample remains after five half-lives have occurred?

What is bigger 2/5 or 2/8

With regard to British influences on India, which of the following statements is true? A. The common name for the British Indian Empire was the "British Raj."

A car initially at rest, accelerates at a constant rate of 4.0 m/s for 6s. How fast will the car be traveling at 6s

The water cycle is also referred to as the _______ cycle. A. oxygen B. hydrologic C. hydrogen D. watershed

The Mayflower was not built to be a transportation ship for people. What was the original purpose of the Mayflower? (a) As a merchant ship to carry wine (b) As

With regard to British influences on India, which of the following statements is true? A. The common name for the British Indian Empire was the "British Raj."