cfb2zeehi7 cfb2zeehi7

03-04-2021
Chemistry

contestada

A solution contains 6.30 x 10-2 g of oxalic acid, H2C204 - 2
H20, in 250 mL. What is the molarity (M) of this solution?

Respuesta :

keijosalonen keijosalonen

03-04-2021

Answer: c= 1.99·10^-3 mol/l

Explanation: molar mass of oxalis acid is M=126.068 g/mol.

V= 0.25 l and mass is 0.063 g

Amount of substance n = m/ M = cV

Molality c = m/MV

Answer Link

Otras preguntas

How might travel in the future be different?

what tools can be used for inductive reasoning?

PLEASE HELP ME! help on this cross word puzzle PLEASE! 17 POINTS FOR HELPING THANKS!

The value of a professional basketball player's autograph rose 30% in the last year. It is now worth $273.00. What was it worth a year ago? A. $200.00 B.

a skier at the top of a mountain is kinetic or potential

rolls are being prepared to go to the grocery stores divide 72 rolls into two groups so the ratio is 3 to 5

Valeriya wants to determine the likely voting outcome for the new town council election. Which sample is likely to yield the most biased results? A. every tenth

Find the area of the shape in the photo.

Given ΔRST : ΔLMN, which of the following is true 1.

Can learning always have a postivie effect on a person's life and why