Chemistry, 04.01.2021 21:30 arrissa1234hinkle

Calculate the pH of a buffer prepared by the addition of 0.50 moles of sodium nitrite (NaNO2) to a 150.0 mL of 0.125 M nitrous acid (HNO2). Ka (HNO2) = 4.6 × 10-4

Answers: 3

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 00:30

Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?

Answers: 2

Answer

Chemistry, 22.06.2019 11:00

Iron (3) oxide will decompose in the presence of hydrogen gas and heater to produced iron and digydrogen monoxide white a balanced chemical equation

Answers: 1

Answer

Chemistry, 22.06.2019 14:00

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.

Answers: 3

Answer

Chemistry, 22.06.2019 14:30

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.

Answers: 1

Answer

You know the right answer?

Calculate the pH of a buffer prepared by the addition of 0.50 moles of sodium nitrite (NaNO2) to a 1...

Questions

Social Studies, 05.03.2020 05:54

"Which of the following is accurate?" a. Monetary policy is neutral in both the short run and the long run. b. Though monetary policy is neutral in th...

Chemistry, 05.03.2020 05:54

Hydroelectric power is produced using the energy of moving water. Which description tells how this process is accomplished? 1...

Chemistry, 05.03.2020 05:54

Air containing 0.04% carbon dioxide is pumped into a room whose volume is 6000 ft3. The air is pumped in at a rate of 2000 ft3/min, and the circulated...

Business, 05.03.2020 05:54

Explain your rationale. State two SMART goals that the McCloskeys might establish for Fair Oaks or Fairlife....

Business, 05.03.2020 05:54

After the accounts are adjusted and closed at the end of the fiscal year, Accounts Receivable has a balance of $340,000 and Allowance for Doubtful Acc...

English, 05.03.2020 05:54

English 9 sem 2 practice 4.1.qpapex...

Business, 05.03.2020 05:55

Matthew and Susan are both optimizing consumers in the markets for shirts and hats, where they pay $100 for a shirt and $50 for a hat. Matthew buys 4...

Mathematics, 05.03.2020 05:55

Calculate the lateral surface area of the figure below rounded to the nearest tenth. Use a2 + b2 = c2 to find the missing side. A) 160.2 f...

Biology, 05.03.2020 05:55

Alan always turns the aquarium light on before putting fish food into the tank. After a while, he notices that the fish swim to the top to look for th...

Physics, 05.03.2020 05:55

The wheel of a stationary exercise bicycle at your gym makes one rotation in 0.670 s. Consider two points on this wheel: Point P is 10.0 cm from the r...

Social Studies, 05.03.2020 05:55

Rather than moving frequently in search of career advancement, some households remain on a more predictable, if less spectacular, income path and rein...

History, 05.03.2020 05:56

What event helped general Wolfie...

Social Studies, 05.03.2020 05:56

Historian Stephanie Coontz points out that by 1978, percent of the population thought that it was morally okay to be single and have children....

Mathematics, 05.03.2020 05:56

V = πr2h = π(4)2(10) = 502.65 502.65 × (1 − 0.25) = 376.99 376.99 × 7.5 = 2827.43 Is there a mistake in the calculation? If so...

Mathematics, 05.03.2020 05:56

Does anyone have any useful tips for the ACT? They would be much appreciated!...

Mathematics, 05.03.2020 05:56

1. If you plot each of the points listed below on a Cartesian plane, the points will form a "picture" of a geometric shape. What's the shape, an...

Mathematics, 05.03.2020 05:56

Data collected at Toronto Pearson International Airport suggest that an exponential distribution with mean value 2,725 hours is a good model for rainf...

Biology, 05.03.2020 05:56

Each box inside a punnett square represents one ?...

Biology, 05.03.2020 05:57

Proteins, nucleic acids, and carbohydrates are grouped by common structural features found within their group. Lipids can be grouped based on: their h...

Biology, 05.03.2020 05:57

Enzymes are sensitive to pH and temperature. If an enzyme’s environment is too hot, the enzyme cannot...

More questions: Chemistry Another questions