What are white colours made up of

Air can best be described as a mixture of what 3 things

6. Radioisotope A has a half-life of 2 minutes. Radioisotope B has a half-life of 2 hours. Which one would have a larger amount left after 5 hours has elapsed?

The following equation is balanced: 2AgNO3 + H2S - - >Ag2S + 2HNO3 True False

A type of mixture where the particles do not dissolve but stay suspended (do not settle). Can be forced to settle. Ex: fog 1. heterogeneous 2. homogeneous 3. solute 4. solvent 5. solution 6. mixture 7. colloid 8. dissociation 9. pure substance 10.

2-fluoro-1-chlorine-3-pentene

Identify the missing numbers below to show the result of dividing the numbers 5.6 x 10^12 / 3.5 x 10^9 = A x 10^B

If you made 6 moles of NO2 How many grams of N2 did you use N2+2O2> 2NO2

At what temperature in Kelvin will 0.0965 moles of chlorine exert a pressure of 2.02 atm at a volume of 0.652 L?

How can a mixture of nails and sawdust be most efficiently separated into its component parts? A:By cooling it B:By filtering it C: By using a magnet D:By using a catalyst

A 10.0 L balloon contains helium gas at a pressure of 655 mmHg. What is the new pressure, in mm Hg, of the helium gas if the volume is 20.0 L and if there is no change in temperature or quantity? 6550 mmHg 1000 mm Hg 1310 mmHg 300 mm Hg