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If I combine vinegar and baking soda in an open container, will the ending mass be more or less than the starting mass?
LESS, because the bubbles came to the surface in the reaction and carbon dioxide escaped into the air.
If I combine 25mL of vinegar and 20g of baking soda in an airtight container, what will be the ending mass?
45 grams
Fill in the blanks (they are both the same answer). Carbon dioxide is a ___________. __________ has matter.
GAS
Fill in the blank. _______________ is a measure of the amount of matter in an object.
MASS
Fill in the blank. A SOLUTION is __________________________ or clear.
transparent
When a solid material seems to disappear in a liquid, we say the solid dissolved. This is not a mixture but a _______________.
SOLUTION
If you combine 30g of gravel and 35g of sand, what will be the total mass?
65 grams
If you combine 50mL of water and 20g of sugar, what will be the total mass?
70 grams
What occurs when you combine baking soda and vinegar?
A chemical reaction
These are two things that happen when you mix a solid and a liquid. The SOLID DISSOLVES IN THE LIQUID or NOTHING happens. What is another?
The mixture is CLOUDY
These are two things that happen when you mix a solid and a liquid. The mixture is CLOUDY or NOTHING happens. What is another?
The solid dissolves in the liquid
These are two things that happen when you mix a solid and a liquid. The mixture is CLOUDY or the SOLID DISSOLVES IN THE LIQUID. What is another?
NOTHING
What unit would you be measuring if you were using a balance?
grams
What unit would you be measuring if you were using a measuring tape?
centimeters
What unit would you be measuring if you were using a graduated cylinder?
milliliters
What tool would you use if you were measuring something in milliliters?
graduated cylinder
What tool would you use if you were measuring an object in grams?
a balance
What tool would you use if you were measuring an object in centimeters?
measuring tape
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