neher2128 neher2128

04-04-2016
Chemistry

Answered

What is the mass of 2.90 ×1022 molecules of NaOH (Molar mass = 40.0 g/mol)?

Verified Answer :

Willchemistry Willchemistry

04-04-2016

40.0 g ( 1 mole ) --------------- 6.02x10²³ molecules
? ? --------------------------- 2.90x10²² molecules

mass = 2.90x10²² * 40.0 / 6.02x10²³

mass = 1.16x10²⁴ / 6.02x10²³

mass = 1.9269 g

hope this helps!

Answer Link

Related Questions

ofC Answer the following questionsAWhat is the main feature of American Thanksgiving

What is the estimated sum of an orange that costs 069 and a hot pepper that costs 015 if their prices are rounded to the nearest ten cents and then added togeth

how did the Spanish explorers defeat the aztec

Which sentence BEST summarizes how COVID19 has affected Newton North High Shools student councilQue to COVID19 the student council has had to cancel many annual

To dye one shirt you need 112 dye if you have 710 blue dye and 25 pink dye how many more blue shirts can you make

What did Charles Darwin discover as a result of his experiments with breeding pigeons Desirable traits can be selected for and bred in offspring Humans can crea

What was the major focus of the early womens rights movement

In what form is the energy that is absorbed by plants leaves

When the reader discovers that Farquhar has been tricked by a federalist agent the author is using what literary device to cause the audience to predict farquha

Find the product 25 x 56

Web Analytics