Chemical Equations

Which of the following is/are the product(s) in the following reaction:
KBr(aq) + AgNO₃(aq) → KNO₃(aq) + AgBr(s)

• KBr, AgNO₃
• KNO₃, AgBr
• KBr, AgNO_3, KNO₃
• AgBr

Tags

NGSS.HS-PS1-2

Which of the following is the precipitate in the following double replacement reaction?
KBr(aq) + AgNO₃(aq) → KNO₃(aq) + AgBr(s)

• AgNO₃
• KNO₃
• KBr
• AgBr

Tags

NGSS.HS-PS1-7

What is the coefficient of water after the following equation is balanced?
H₂SO₄ + B(OH)₃ → B₂(SO₄)₃ + H₂O

• 1
• 3
• 6
• 12

Which of the following reactions is an example of a single replacement reaction?
a. 2H₂ + O₂ → 2H₂O
b. 2NaCl → 2Na + Cl₂
c. KBr + AgNO₃ → KNO₃ + AgBr
d. Fe + AgNO₃ → Fe(NO₃)₂ + Ag

• a
• b
• c
• d

Tags

NGSS.MS-PS1-2

What would the product(s) be if calcium is mixed with oxygen gas?

• CaO
• Ca₂O₂
• Ca + O₂
• CaO₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What would the product be if methane is burned in the presence of oxygen gas?

• CH₄O₂
• C + OH₂
• C + O₂H₄
• CO₂ + H₂O

What are the products of mixing silver with potassium nitrate?

• AgKNO₃
• No Reaction
• AgNO₃
• AgK + NO₃

Tags

NGSS.HS-PS1-2