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

name 2 sound devices and what type they are from the song Where Is The Love by the Black Eyed Peas.

Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies both inequalities

2(n-3)=4n+1 this sucks not knowing the answer

Any number that is divisible by 3 is also divisible by 9.Find a counterexample to show that the conjecture is false.18274548

Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies one inequalities but not them all

Any number that is divisible by 3 is also divisible by 9.Find a counterexample to show that the conjecture is false.18274548

One way to show that a statement is NOT a good definition is to find a _____ converse.conditional.counterexample.biconditional.

Consider the following system of equations. y = 2x - 2 y - 2x = 5 What can you conclude about the system of equations? The system of equations is inconsistent.

among the qualities listed on the human relations scale, the most important one for the building new relationship is?

among the qualities listed on the human relations scale, the most important one for the building new relationship is?