Register
How many atoms are there in 2.68 grams of aluminum (Al)? A)28.8 x 1023 atoms B)5.98 x 1022 atoms C)2.86 atoms D)0.099 atoms
39.5k views
3 votes
How many atoms are there in 2.68 grams of aluminum (Al)?

A)28.8 x 1023 atoms
B)5.98 x 1022 atoms
C)2.86 atoms
D)0.099 atoms

User Tamar Cohen
by
4.3k points

1 Answer

3 votes
The answer should be A
User DrGeneral
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.

4.4m questions

5.7m answers

Other Questions

Which of the following aqueous solutions are good buffer systems? . 0.29 M perchloric acid + 0.15 M potassium perchlorate 0.16 M potassium acetate + 0.26 M acetic acid 0.18 M hydrofluoric acid + 0.12 M
Suppose a flask is filled with of , of and of . The following reaction becomes possible: The equilibrium constant for this reaction is at the temperature of the flask. Calculate the equilibrium molarity
What mass of 2-naphthol would have to be ingested by each rat in a sample set of rats in order to kill half the population of rats? Assume each rat weighs 230 g. Show your calculations for full credit.
A helium balloon containing 0.100 mol of gas occupies a volume of 2.4 L at 25 C and 1.0 atm. how many moles have we added if we inflate it to 5.6 L?
What color flame did lead nitrate produce? yellow-red blue green purple
Link Copied!