5- Changes of matter

A substance that contain ONE, single type of atom

• compound

• element

• molecule

• none of the above

Two or more different substances PHYSICALLY combined

• element

• compound

• mixture

• none of the above

Two types of atoms CHEMICALLY bonded together

• element

• homogeneous mixture

• compound

• heterogeneous mixture

Tags

NGSS.MS-PS1-1

A mixture that has an even composition throughout.

• homogeneous

• element

• compound

• heterogeneous

Sugar (C6H12O6) is composed of Carbon, Hydrogen, and Oxygen (3 DIFFERENT elements) chemically bonded together. Sugar is an example of a(n) (choose all the correct answers)

• element

• compound

• molecule

• mixture

Tags

NGSS.MS-PS1-1

Beach sand is an example of a(n)

• element

• compound

• homogeneous

• heterogeneous

This picture represents which of the following?

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1

Which image contains a compound?

• X

• Y

• Z

• Y and Z

Tags

NGSS.MS-PS1-1

In a reaction A + B ----> C,  reactant A has 5g and product  C has 9g. How many grams does reactant B should have? 

• 4g

• 9g

• 4ml

• 19g

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

If a reaction starts with a total 75g of reactants it should produce 

• a total of 40g of products

• a total of75g of products

• a total of 70g of products

• a total of 100g of products

Tags

NGSS.MS-PS1-5