kieran1705 kieran1705

03-12-2021
Chemistry

contestada

Why do we use helium in balloons instead of hydrogen.

Respuesta :

rthomas111 rthomas111

03-12-2021

Answer:

Helium is a noble gas, so it's nonreactive. In contrast, hydrogen is very reactive. It would be dangerous to have explosive balloons.

Answer Link

Otras preguntas

1. Why do longitude degrees only go up to 180° when a circle has 360º?

A story that focuses on one major event or a series of closely related incidents iscalled a....A. short storyB. novelC. stanzaD. prose

Is fission or fusion used in nuclear power plants? Which is more powerful? Which is a cleaner source of energy? Why do you think one used as an energy source

Help please, I’m confused and could you please explain the best you can do I understand? Thank you so much if you decide to help out :)

Can someone help me in this plssss I really need it

Need help please !

Tomas learned that the product of the polynomials (a + b)(a2 – ab + b2) was a special pattern that would result in a sum of cubes, a3 + b3. His teacher put four

Lori rented a booth at the craft fair for $200 to sell baskets she made. The cost of the materials for each basket was $8. If she sells the baskets for $20, how

explain why hot air goes up

In Pride and Prejudice, the name "Kitty" is a nickname for whom?