cahmillegwyn2009 cahmillegwyn2009

04-02-2021
Chemistry

contestada

Air contains about 78% nitrogen and 21% oxygen. What can you conclude from this fact? Air is a mixture of at least two gases Air consists of different states of matter Air is a pure substance Air consists of components that are chemically joined

Respuesta :

04-02-2021

Answer:

yes air is a mixture of many gases

Answer Link

Otras preguntas

who took control of india after the disappearance of the indus valley civilization in 1750 bce? how do we know about them?

Hand sanitizer is one of the best means of reducing the spread of?

Each week, Carrie works 40 hours. She spends 15% of her time at the register, 30% of her time greeting customers, and the remainder of the time performing maint

what links would you follow to see if a famous individual is alive or dead and if dead where the grave can be found

A teenager begins to cry while talking with the nurse about the problem of not being able to make friends. what is the most therapeutic nursing intervention?

To make a sandwich, Steve uses one-eighth lb of ham and one-fifth lb of cheese. How much more cheese than ham does he use?

I need help with number 3 I’m thinking it is either A. or D. plzz help

The ls ____ option can be used to provide a long listing for each file in a certain directory

Henry Clay’s Missouri Compromise was significant because Question 9 options: it kept the balance of slave states and free states equal it resolved the heated is

Which geographic region in Chile would be MOST difficult to develop? A) the Atacama Desert B) the Andes Mountains C) the central valleys D) the Pacific coast