PINKunicorn1010151 PINKunicorn1010151

13-05-2020
Chemistry

contestada

How many grams of NaOH are needed to prepare 500 mL of a 1.0 M solution?
Question 5 options:

40 grams

20 grams

10 grams

1.0 grams
i got 20 grams is it right

Respuesta :

SvetkaChem SvetkaChem

13-05-2020

Answer:

20 g

Explanation:

M(NaOH) = 23 + 16 + 1 = 40 g/mol

500 mL = 0.5 L solution

1.0 M = 1.0 mol/L NaOH

1.0 mol/L * 0.5 L = 0.5 mol NaOH

0.5 mol * 40 g/ 1 mol = 20 g

Answer Link

Otras preguntas

The perimeter of a rectangle is 80x. The base is two times the height. In terms of x what are the dimensions of the rectangle

Which expression is equivalent to (ab8)4?

4. 4A. Which net can be folded to make a cube? Select all that apply. D. A. B. 48. The surface area of the cube is 24 square feet. What is the length, in feet,

The cost of fencing around a square field id rs.12000. if the cost of fencing per meter is rs. 30, find the area of the square field.

4 important details that establish john lewis character/morals

WILL GIVE BRAINLIEST IF ANSWERED FAST!!!

https://brainly.com/question/31367495

Simplify much as possible

lisa borrows $18 000 over 5 years from the bank. The loan is charged at 8.4% p.a. simple interest. Find the total amount owing at the end of 5 years. (2 marks)

Last week, a dairy farm produced m kg of cheese. The dairy farm also produced 28 kg more yogurt than cheese and 3 times as much ice cream as cheese. The dairy f