User Account

All Pages

Calculate poh first

Assignment Help Chemistry
Reference no: EM131478943

1) What is the pH of a 5.51E-02 M solution of HCl? Report your answer to two places past the decimal point.

2) What is the pH of a 3.14E-04 M solution of HNO3? Report your answer to two places past the decimal point.

3) What is the pH of a 8.79E-03 M solution of NaOH? Report your answer to two places past the decimal point.

Hint: You may wish to calculate pOH first.

4) What is the pH of a 4.06E-05 M solution of Ca(OH)2? Report your answer to two places past the decimal point.

Hint: If you are given [Ca(OH)2], what is [OH1-]?

Reference no: EM131478943

Questions Cloud

Develop a marketing plan for any saudi arabian based company : Assignment: Marketing Management- Your task is to use Marketing Management principles to develop a marketing plan for any Saudi Arabian based company.
Atomic mass of lead on the planet : What is the atomic mass of lead on the planet Xygr if the composition is 13.60 % Pb-206, 17.84 % Pb-207, 19.45% Pb 208 and the rest Pb-204?
Calcium carbonate with hydrochloric acid : If a solution of 0.105 M NaOH is used to titrate 50.0 mL of a 0.0224M H3PO4 solution, what volume of NaOH solution in mL is required?
Compare size of-trade gain to size of the deadweight loss : Consider a large country applying a tariff t to imports of a good like that represented in Figure. How does the size of the termsof-trade gain compare.
Calculate poh first : 1) What is the pH of a 5.51E-02 M solution of HCl? Report your answer to two places past the decimal point.
How to communicate priorities effectively to stakeholders : A cost estimate and a description of the benefit in relation to the selection of countermeasures.How to communicate priorities effectively to stakeholders.
Analyze examples of stereotypes in media : Apply conflict management styles to a case study Analyze examples of stereotypes in media. Evaluate how perception and attributions affect conflict management.
Find all mixed strategy nash equilibria : Assignment: Game Theory Find all pure strategy Nash equilibria - For each player, find the best response to (each) mixed strategy of the opponent and find all mixed strategy Nash equilibria.
Research on organic chemistry : Using the South University Online Library or the Internet, research on organic chemistry and its differences from other branches of chemistry.

Reviews

Write a Review

Chemistry Questions & Answers

  Define what is the final volume of the gas

Question- A sample of gas occupies a volume of 70.0 mL. As it expands, it does 145.6 J of work on its surroundings at a constant pressure of 783 torr. What is the final volume of the gas

  What is the concentration after 60 minute

Problem- In a second order reaction in which the k=0.020L/mol/s, and the initial concentration is 0.040M, what is the concentration after 60 minute

  State what is the final temperature when thermal equilibrium

A 45.5 g sample of copper at 99.8 degrees C is dropped into a beaker containing 152 g of water at 18.5 degrees C. What is the final temperature when thermal equilibrium is reached?

  What is specific enthalpy of vaporization at the temperature

The specific entropy of saturated water at 1000e is 1.307kl/kg deg and that of saturated steam at the same temperature as 7.355 k.l/kg deg. What is the specific enthalpy of vaporization at this temperature?

  1620g of naphthalene is completely burned in bomb

1.620g of naphthalene is completely burned in bomb calorimeterand a temperature increase of 8.48 c is noted. if the

  Explain the kinetic runs was rinsed with water and not dried

Explain the possible effect of your results of the following experimetnal error or variations (a) the reaction flask you used in the kinetic runs was rinsed with water and not dried

  What is the molar mass of the protein

To determine the molar mass of an unknown protein, 1.00 mg was dissolved in 1.00 mL of water. At 25.0°C the osmotic pressure of this solution was found to be 1.47 × 10-3 atm.

  What is relationship between rate of production of ammonia

In the Haber process for the production of ammonia, N2(g) + 3H2(g) ---> 2NH3(g) what is the relationship between the rate of production of ammonia and the rate of consumption of hydrogen?

  What is the system and what is the surrounding

What is the enthalpy change corresponding to the melting of 2.5 moles of H2O? What is the system? What is the surrounding?

  What is the wavelength

An electron with a mass of 9.11 x 10^-31kg and traveling at a velocity of 3.55 x 10^6 m/s has a wavelength which is measurable. what is the wavelength?

  Calculate the number of moles of no2

At a certain temperature, the equilibrium constant for the following chemical equation is 2.00. At this temperature, calculate the number of moles of NO2(g) that must be added to 2.88 mol of SO2(g) in order to form 1.20 mol of SO3(g) at equilibriu..

  Explain and indicate the number of unpaired electrons

Identify the group of elements that corresponds to each of the following generalized electron configurations and indicate the number of unpaired electrons for each:

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd