m6224nzksv m6224nzksv

20-01-2021
Chemistry

contestada

How many moles are equal to 145g of sodium carbonate

Respuesta :

20-01-2021

Moles = mass/RFM
RFM of Na2CO3 = 46 + 12 + 48 = 60 + 46 = 106
Moles = 145/106 = 1.37 moles (3sf)

Answer Link

vlcooktraylor2 vlcooktraylor2

20-01-2021

Answer:

There are

0.0642 mol Na

2

CO

3

in

6.80 g

Explanation:

The chemical formula of sodium carbonate is

Na

2

CO

3

. The molar mass of sodium carbonate is

105.988439 g/mol

Answer Link

Otras preguntas

Where is the area in Chile where vegetables are produced? A. Central part of the countryB. Southern part of the countryC. North part of the countryD. Western pa

The amount of time it takes to see a doctor a CPT-Memorial is normally distributed with a mean of 33 minutes and a standard deviation of 12 minutes. What is the

The Great Plains Region offered what type of economic activities? A.fishing B.farm crops c.medical D.finance

can someone help me with this questionnn

Which is true about reaction rates?

Find the area of a circle with radius, r = 7.46m. Give your answer rounded to 2 DP.

What is the average number of snow days per year in punta Cana?

At which location on the map above would you expect to find a RAIN SHADOW?

help pleaseeeeeeeeeeeeeeeeeeee

When choosing livestock, it was important for travelers to consider ________________ a. if the animals had made the journey before, how fast the animals could t