Molarity, pH, Titration

Identify the products of the chemical equation
3 LiOH + H₃PO₄ →

• Li₃PO₄ + 3 H₂O
• LiPO₄ + 3 H₂O
• Li(PO₄)_3 + 3 H₂O
• BOY + La + N₂

Tags

NGSS.HS-PS1-7

What acid and what base would you choose to prepare the salt potassium chlorate?

• KOH and HClO₃
• KOH and HClO₂
• HK and OHClO₃
• HK and OHClO₂

A 50.0 mL sample of Ca(OH)₂ is neutralized by 300.0 mL of HCl solution with a pH of 1.3. Calculate the molarity of the Ca(OH)₂ solution.

• 1.0 M
• 0.50 M
• 0.15 M 
• 0.30 M

Tags

NGSS.HS-PS1-7

How many moles of Ca(OH)₂ are needed to neutralize three moles of HCl? 

• 8
• 1.5
• 6
• 3

Tags

NGSS.HS-PS1-7

For the acid-base titration combination of NaOH with 0.79 mol HCl, find the number of moles of NaOH that would be the chemically equivalent amount of HCl.

• 0.79 mol
• 1.6 mol
• 0.38 mol
• 3.2 mol

Tags

NGSS.HS-PS1-7

For the acid-base titration combination of HNO₃ with 0.85 mol KOH, find the number of moles of HNO₃ that would be the chemicaly equivalent amount of KOH.

• 0.85
• 1.7
• 0.43
• 3.4

Tags

NGSS.HS-PS1-7

For the acid-base titration combination of Ba(OH)₂ with 1.37 mol mol HF, find the number of moles of Ba(OH)₂ that would be the chemically equivalent amount of HF.

• 0.685 mol
• 1.37 mol
• 2.74 mol
• 0.343 mol

Tags

NGSS.HS-PS1-7

For the acid-base titration combination of H₂SO₄ with 1.96 mol Al(OH)₃, find the number of moles of H₂SO₄ that would be the chemically equivalent amount of Al(OH)₃.

• 5.88 mol
• 2.94 mol
• 1.96 mol
• 0.98 mol

Tags

NGSS.HS-PS1-7

If the concentration of NaOH used is 0.2M, then how many moles of NaOH were used to reach the equivalence point?

• 0.005 mol NaOH
• 0.01 mol NaOH
• 0.002 mol NaOH
• 0.2 mol NaOH

Tags

NGSS.HS-PS1-7