Register
2) How many moles of silicon are in a 56.18 g sample?
50.6k views
1 vote
2) How many moles of silicon are in a 56.18 g sample?

User Michael Silverstein
by
3.6k points

1 Answer

4 votes
You start by finding the atomic weight of Silicon from the periodic table. Silicon is 28.086 G/mol. You multiply 56.18g * 1mol/28.086g = 2.00028484 double check how you are supposed to round
User Hyomin Kim
by
3.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

3.5m questions

4.4m answers

Other Questions

What is the variable for this number 22.4L?
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
1. If temperature is increased, the number of collisions per second do what
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?
TRUE or FALSE: Volcanoes help warm the planet by releasing CO2 (carbon dioxide)
Link Copied!