Solution Stoichiometry

• 1.74g

• 12.25g

• 7.80g

• 3.90g

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-7

If 75mL of 1.25M of silver nitrate reacts, what mass of silver phosphate forms?

• 22.51g

• 13.08g

• 39.24g

• 4.36g

Tags

NGSS.HS-PS1-7

What mass of Cu forms when 3g Fe reacts with 200 mL of 0.5 M copper (II) chloride?

• 6.35g

• 10.24g

• 5.12g

• 12.70

Tags

NGSS.HS-PS1-7

500 mL of 0.4M NaOH reacts with 750 mL of 0.3 M lead (II) chloride. What mass of lead (II) hydroxide forms?

• 27.14g

• 54.27g

• 24.12g

• 48.24g

Tags

NGSS.HS-PS1-7

The blue numbers in the image below represent ________

• I don't know, and don't want to try

• coefficients

• subscripts

• none of the answers are correct

Tags

NGSS.HS-PS1-7

What are the correct steps for determining the limiting reactant?

• divide each reactant by its molar mass and look for the smallest number

• balance the chemical equation and look for the smallest coefficient

• divide the moles of each reactant by its coefficient and look for the smallest number

• divide each reactant by Avogadro's number and look for the smallest number

What is the measured amount of a product obtained from a chemical reaction?

• mole ratio

• theoretical yield

• percentage yield

• actual yield

Tags

NGSS.HS-PS1-7

When does a reaction stop?

• When it wants to

• When both the limiting and excess reactants are gone

• When all the excess reactant has been consumed

• When all the limiting reactant has been consumed

What is the limiting reactant if 10 moles of NH₃  react  with 30.0 moles of NO?
4NH₃+6NO --> 5N₂ + 6H₂O

• NH₃

• NO

• N₂

• water

Tags

NGSS.HS-PS1-7

What is the limiting reactant if 15 moles of NH₃  react  with 16 moles of NO?
4NH₃+6NO --> 5N₂ + 6H₂O

• NH₃

• NO

• N₂

• water

Tags

NGSS.HS-PS1-7