niah59
niah59
25-08-2018
Chemistry
contestada
Is nitrogen gas a pure substance or a mixture
Respuesta :
LadySam
LadySam
25-08-2018
its a mixture because nitrogen gas is air. Air is homogeneous mixture
Answer Link
VER TODAS LAS RESPUESTAS ( 63+ )
Otras preguntas
Multiplying a number by 2 and then adding 5 gives the same number as subtracting a number from 23. What is the number?
How do you do 81x^2=49
Maria is tossing a fair coin. She tosses the coin ten times and it lands on heads eight times. If Maria tosses the coin an eleventh time, what is the probabilit
the area of a sector of the circle with an arc measure of 45 degree and with a radius of 4 is?
A test tube containing CaCO₃ is heated until the entire compound decomposes. If the test tube plus calcium carbonate originally weighed 30.08 grams and the loss
the area of a sector of the circle with an arc measure of 45 degree and with a radius of 4 is?
Why are Europe's clean energy sources important to the region?
How do you do 81x^2=49
A test tube containing CaCO₃ is heated until the entire compound decomposes. If the test tube plus calcium carbonate originally weighed 30.08 grams and the loss
You deposit $6,700 in a money-market account that pays an annual interest rate of 3.3%. The interest is compounded quarterly. How much money will you have after
