3 years ago

What is the mass, in grams, of 0.250 mol K2CO3?

Chemistry

2 answers:

svp [43]3 years ago

4 0

Answer:

jug

Explanation:

Yuki888 [10]3 years ago

4 0

Answer:

34.55 g

Explanation:

n = m/mm

mm of k2co3 = 138.21 gmol

0.250 = m/(2 x 39.1) + 12.01 +(3 x 16)

0.250 mol = mass/ 138.21 gmol

mass = 0.25mol x 138.21 gmol

mass = 34.5525 g

mass = 34.55 (2dp) g

You might be interested in

Which of the following is not considered a behavior?

noname [10]

Mental illnesses or emotional illness or silly things like eating or dancing

3 0

4 years ago

Read 2 more answers

Yea I need help plzzz!

kirill115 [55]

The right answer is shape

4 0

3 years ago

Read 2 more answers

Maria just got her driver's license and is driving to school for the first time. Which of the following would demonstrate that e

musickatia [10]

I think it is c bc that the only one I see right

5 0

3 years ago

What is the proper name for Zn(CIO)2?

Sergio [31]

Answer:

ZINC CHLORATE

Explanation:

Zinc chloride is the name of chemical compounds with the formula ZnCl2 and its hydrates.

3 0

3 years ago

Read 2 more answers

What is the final volume of 20L of gas at 300K that is heated to 600K at constant pressure?

maxonik [38]

Answer:

Explanation:

6 0

3 years ago