Quiz Review ECM, Counting Atoms, Balancing Equations

NaCl

• Element

• Compound

• Mixture

Tags

NGSS.MS-PS1-1

H₂

• Element

• Compound

• Mixture

Tags

NGSS.MS-PS1-1

H₂ + Mg

• Element

• Compound

• Mixture

Tags

NGSS.MS-PS1-1

• Element

• Compound

• Mixture

Tags

NGSS.MS-PS1-1

What does this pic illustrate?

• Element

• Mixture of Compunds

• Mixture of elemets

• Compounds

Tags

NGSS.MS-PS1-1

Which of the following is matched incorrectly.

• Air: compound

• Steel alloy: homogeneous mixture

• Glucose (C₆H₁₂O₆⁾: compound

• Cookies & Cream: heterogenous mixture

Tags

NGSS.MS-PS1-1

A change in which NEW substances are formed.

• Chemical change
• Physical change
• Casual change
• Formal change

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

2H₂ + O₂ ----> 2H₂O What is the product?

• ------>
• 2H₂O
• 2H₂+ O₂

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

2H₂ + O₂ --------> 2H₂O What  are the reactants?

• ----->
• 2H₂O
• 2H₂ +O₂

Tags

NGSS.MS-PS1-2

How many atoms are there TOTAL in:
H₂SO₄

• 6
• 5
• 7
• 3

Tags

NGSS.MS-PS1-1