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

help me answer question 49

Which of the following sequences of numbers are arithmetic sequences?

what does lucid mean?

What is one way to strengthen the connections between your ideas?

Friedrich Miescher's discovery of a substance in the pus on discarded surgical bandages led to the discovery of _____

Carbon-14 is an isotope of carbon. How does it differ from other forms of carbon?

The Estates General was called in 1789 because __________. a. there was a need to discuss war with Spain c. the nobility wanted to help the starving peasants

Governments are most often motivated to eliminate a population because of the effects of __________.

An object is in (blank) when its distance from a(n) (blank) is changing

Magnesium burns with a very bright light. When the flame goes out, a White powder is left behind. what is the word equation for this reaction.