If a sample of gas occupies 20 ml at -132 C what volume does the sample occupy at 50 C
🔄 Click to see definition
Definition1/8
280 ml
🔄 Click to see term
Term1/8
Which of the following indicates that a chemical change has happened during cooking a The food darkens b Bubbles form in boiling water c Butter melts d Energy is transferred from the stove to a pan
🔄 Click to see definition
Definition1/8
the food darkens!
🔄 Click to see term
Term1/8
What is the formula for table surgar
🔄 Click to see definition
Definition1/8
C h o
12 22 11
🔄 Click to see term
Term1/8
Why does the density of a substance not change with the sample size
🔄 Click to see definition
Definition1/8
Density = mass / volume
As sample size increases, both mass and volume increase in the
same ratio.
🔄 Click to see term
Term1/8
What is the percentage of a mixture homogeneous
🔄 Click to see definition
Definition1/8
A homogeneous mixture is 100% homogeneous.
🔄 Click to see term
Term1/8
What is a physical change strawberries left out to mold strawberries cooked into jelly Or strawberries liquefied in a blender
🔄 Click to see definition
Definition1/8
mold: biochemical change as the fungus digests and eats the berries
cooked: chemical change as heat triggers hydrolysis of proteins and starches in the berries
blended: physical as blender blades chop the berries into puree
🔄 Click to see term
Term1/8
If the particles of matter that make up a substance are relatively far apart and can move freely the substance is in a state.
🔄 Click to see definition
Definition1/8
This is a gas.
🔄 Click to see term
🥳
Great job!
You studied all the cards in this guide.
Rate this guide:
☆★☆★☆★☆★☆★
Start overPrint
Full screen
Rate this Study Guide:
☆★☆★☆★☆★☆★
Cards in this guide (8)
What is 20 plus 88
20 + 88 = 108
If a sample of gas occupies 20 ml at -132 C what volume does the sample occupy at 50 C
280 ml
Which of the following indicates that a chemical change has happened during cooking a The food darkens b Bubbles form in boiling water c Butter melts d Energy is transferred from the stove to a pan
the food darkens!
What is the formula for table surgar
C h o
12 22 11
Why does the density of a substance not change with the sample size
Density = mass / volume
As sample size increases, both mass and volume increase in the
same ratio.
What is the percentage of a mixture homogeneous
A homogeneous mixture is 100% homogeneous.
What is a physical change strawberries left out to mold strawberries cooked into jelly Or strawberries liquefied in a blender
mold: biochemical change as the fungus digests and eats the berries
cooked: chemical change as heat triggers hydrolysis of proteins and starches in the berries
blended: physical as blender blades chop the berries into puree
If the particles of matter that make up a substance are relatively far apart and can move freely the substance is in a state.
Vaporization is the conversion of a liquid to a gas or vapor when the liquid is
Which of these types of energy is endothermic
Each fundamental atomic particle has an opposite particle A collision of these opposites will result in the annihilation of each particle These types of particles are referred to as
Choose the symbol that represents a reversible reaction