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

PLEASE HELP DUE TODAY

A sock drawer contains 5 different colors of socks. It has 20 white, 10 black, 10 gray, 6 red, and 4 purple. If you reach into the drawer and choose a sock rand

if this was the last day of your life, would you still do the same things that you did today? just a random question

The early sociological writer, Harriet Martineau, wrote a book in 1838 that examined the institution of marriage and challenged assumptions about women's inferi

Could somebody help me out?

The study of management also includes understanding the following A Personality B Emotions C Values D Goal-setting E All of the above

what does civil rights mean

joe spends 8$ on lunch and 6.50$ on dry cleaning. he also buys 2 shirts that cost the same. joe spends a total of $52. what is the cost of each shirt?

A 0.0780 kg lemming runs off a 5.36 m high cliff at 4.84 m/s. What is it’s kinetic energy (KE) when it lands?

NEED HELP ASAP!!!!!!!You've probably heard that people only use about 10 percent of their brain's capability. Is this observation based on scientific findings o