garciaM6616 garciaM6616

02-08-2022
Chemistry

contestada

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

Respuesta :

sreyn956 sreyn956

02-08-2022

16g.

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

Answer Link

Otras preguntas

15/40 in lowest term I need it so bad now

Which of the following BEST describes what rhetoric is? 1. the art of telling stories 2. the art of selling something they don't want 3. the art of persuading p

the layers of earth that accounts for almost 1/2 of the planet

What industry dramatically increased as a result of the Georgia colony lifting the ban on slavery

the goal of the historian is to create accounts of events

DNA is made of chains of four smaller molecules called: Select one: a. DNAblers b. life blocks c. nucleotides d. mitochondrial bases

During which season in the Northern Hemisphere is the earth at its closest distance to the sun? A. winter B. spring C. summer D. autumn

Which word in the sentence is the direct object? She planted spinach in the vegetable garden rather than lettuce. A. vegetable B. garden C. lettuce D. spin

Which of the following is a characteristic of fascism but not of democracy? government control of the military the existence of several political parties freedo

A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a dail