Mixtures
What is a mixture made up of?
Mixtures are made up of two or more substance.
True or False? We do not wear lab coats in the lab
False
7.5x106 what’s the standard form
7500000
how much a basketball weight?
20-22 oz
How to classify properties of matter?
Physical and chemical properties
Is gun powder a mixture?
Yes, it has a mixture of sulfur, potassium nitrate and carbon
Can you wear long sleeves in the lab?
No
0.000000000578
5.78x10-10
How much a car weighs?
2500 pounds or more
What is matter made of ?
Atoms and molecules
Do oil and water mix?
No that mixture is not mixable
Do scientists always have to put their hair up in the lab?
Yes always
235000000
2.35x108
How can you identify gas?
Gas hold the shape of container
What kind of mixture is sand and water?
It’s a heterogeneous mixture
Can we run in a safety lab?
No
0.000098
9.8x10-5
What kind of mixture is coffee?
Homogeneous
3650000000 write in scientific notation
3.65x109