This topic contains a solution. Click here to go to the answer

Author Question: What mass of potassium hypochlorite must be added to 450. mL of water to give a solution with pH = ... (Read 53 times)

jojoperlo_

  • Full Member
  • ***
  • Posts: 152

Question 1

What mass of ammonium chloride must be added to 250. mL of water to give a solution with pH = 4.85?  [Kb(NH3) = 1.8 × 10–5]
◦ 4.7 g
◦ 75 g
◦ 2.3 × 10–3 g
◦ 19 g
◦ 10. g

Question 2

What mass of potassium hypochlorite must be added to 450. mL of water to give a solution with pH = 10.20?  [Ka(HClO) = 4.0 × 10–8]
◦ 20. g
◦ 0.032 g
◦ 4.1 g
◦ 2.4 g
◦ 9.1 g


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by jojoperlo_ on Nov 5, 2023

DevinBrifm

  • Full Member
  • ***
  • Posts: 180
    • i thought about coupon codes
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly

When you observe that the full time is nearing, increase that to your grocery list. navigate to these guys



jojoperlo_

  • Member
  • Posts: 152
Reply 2 on: Nov 5, 2023
YES! Correct, THANKS for helping me on my review


nanny

  • Member
  • Posts: 313
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

For a complete list of videos, visit our video library