01-05-2020
Chemistry

contestada

How many grams of NaBr are needed to make 60 g of a 5.0% solution?

Respuesta :

drpelezo drpelezo

01-05-2020

Answer:

3.0 gram NaBr

Explanation:

A 5.0% aqueous solution of NaBr => 5 grams NaBr per 100 grams of solution

=> 0.05 gram NaBr per 1.0 gram of solution

=> grams of NaBr for 60g of 5% solution = 0.05·g·NaBr/g·Soln X 60g·Soln

= 3.0g NaBr

Answer Link

Otras preguntas

Please help ASAP! I’ll give brainliest:))

What is another way I could say: “this topic is close to my heart.” Give some ideas below.

Which factors changed throughout the experiment? Check all that apply. the trait examined, fur color the organism, mice which allele was dominant and which alle

FIGURE 20.15 Brain structure

A famous person recently spent a day at your school. Write an email to a friend, describing what happened IT'S URGENT

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks Dave and his cousin Emily are picking apples in thei

Solve: [tex]cos^2(2x)-sin^2(2x)=0[/tex] Thanks

If the sum of the first n terms of an AP is 1/2 (3n^2+7n),then find its nth term.Hence write its 20th term.

What happened to the money in the Second National Bank after the bank was dissolved by President Jackson? It was lost in a recession. It was returned to its ow

Solve the equation by completing the square. 3x^2-12x=96