Register
What is the mass of 4. 00 moles of helium, the gas commonly used to fill party balloons and lighter-than-air ships?
161k views
3 votes
What is the mass of 4. 00 moles of helium, the gas commonly used to fill party balloons and lighter-than-air ships?

User Cjastram
by
7.1k points

1 Answer

2 votes
16g.

mol=gram/molar mass
4.00mol=g/4.0 molar mass of Helium
4mol*4g/mol= 16grams

User Georgiecasey
by
7.5k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.8m questions

11.4m answers

Other Questions

Compare and contrast an electric generator and a battery??
Can someone complete the chemical reactions, or write which one do not occur, and provide tehir types? *c2h4+h2o *c3h8 + hcl *c2h2+br2 *c4h10+br2 *c3h6+br2
What is the evidence of a chemical reaction when the fireworks go off
Which of the following statements does not describe a physical property of a piece of chalk A. Chalk is solid B.chalk can be broken into pieces C. Chalk is white D. Chalk will bubble in vinegar
Key facts of covalent bonding
Link Copied!