Register
A susbtance has an empirical formula of CrO2 and a molecular weight of 168 g/mol. determine the molecualr formula for this substance
211k views
9 votes
A susbtance has an empirical formula of CrO2 and a molecular weight of 168 g/mol. determine the molecualr formula for this substance

User Mujjiga
by
4.4k points

1 Answer

12 votes

Answer:


Cr_(2) O_(4)

Step-by-step explanation:


(molecular weight)/(molar mass) =
(168)/(83.99) = 2.00


CrO_(2) x 2 =
Cr_(2) O_(4)

User Niklasbec
by
4.3k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.7m questions

6.1m answers

Other Questions

Which option describes nonmetals?
The electron configuration for an element in the halogen group should always end with Question 16 options: ns2np6 ns2np5 ns2np4 ns2np2?
30 POINTS! PLEASE HELP There are people who believe that the left brain is the more important hemisphere and needs to be developed as much as possible since it reflects the values that need to be increased
What does measurement mean
A solution is made by dissolving 2.3 moles of sodium chloride (NaCl) in 0.155 kilograms of water. If the molal boiling point constant for water (Kb) is 0.51 °C/m, what would be the boiling point of this
Link Copied!