Science, asked by bhupenderkr81, 3 months ago

1. Formula unit mass of K2CO3 is--
138 u
148 u

136 u
142 u

Answers

Answered by Yashkurhade

1

Formula unit mass of K 2CO3

= 2×Atomic mass of K+1×Atomic mass of C+3×Atomic mass of O

= 2×39u+1×12u+3×16u

= 138 u.

Previous Question

Next Question

Similar questions

Chemistry, 1 month ago

write the chemical reaction of Na2CO3 and HCL. write the chemical reaction of NaOH and HCL...

Hindi, 1 month ago

विरूद्धार्थी शब्द पहचानिए | १) जोड़ना...

English, 1 month ago

write a consent letter for covid test ...

History, 3 months ago

Ala-ud-din Khalji was the first Muslim ruler who didn’t tolerate the interference of religious leaders, like Ulemas and Mullas.

Economy, 3 months ago

The interim loan for the new house is known ________ Education loan Personal loan Bridge loan none of the above ...

Math, 9 months ago

what is 6q add 4 take away q add 5...

Math, 9 months ago

ca Directions for questions 51 to 52: Three great gamblers Ajay, Biru, Chetan were playing a come of Teen-Patti (3 card flush). At the beginning of the game Ajay and Biru together had as much money as Chetan had and Ajay and Chetan together had 100% more money than Biru. At the end of the game Ajay and Biru together had 100% more money than Chetan. Also, Ajay and Chetan together had 200% more...

English, 9 months ago

difference between affect ans effect please answer I will mark brainlist...