jessicajose8651 jessicajose8651

03-09-2018
Chemistry

contestada

Is it true or false that dry air is 78% nitrogen and 21% carbon dioxide?

Respuesta :

SarahPlayz27 SarahPlayz27

03-09-2018

The answer is false, oxygen

Answer Link

Otras preguntas

En un concurso de damas chinas hay 12 participantes, se premiaran 2 primeros lugarrs con medallas de oro y plata respectivamente. Calcula de cuantas maneras dif

Calculate the standard deviation for the following data set: Data set: 4, 14, 6, 2, 7, 12

What was his mistake?

____ is casual, naturally flows, and involves shared knowledge

*URGENT 20 POINTS* If the area of a regular 12-gon is 2,004 meters^2, what is the length of one of the sides? Please show how you figured this out as well.

Please help me, will give 20 points

Write the following expression without negative exponents and without parentheses. (9x)^-1

The rectangular prism shown has a length of 5 cm, a height of 3 cm, and a width of 4 cm. What is the surface area of this prism?What is the answer and please ex

i need helpppp with this question

Jordan fills several bags with oranges. This line plot shows the weight of each bag. How many more pounds does one of the heaviest bags weigh than one of the li