Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
a solution of .312 M KOH is used to neutralize 15.0 mL of a .186 M H3PO4 solution. what volume, in milliliters, of the KOH is required to reach the endpoint? H3PO4(aq)+3KOH(aq)>K3PO4(aq)+3H2O(l)
when electrons move from the fourth energy level to the second energy level, they emit visible light. explain why the light emitted when an electron makes this move in a sodium atom is a different color than the light emitted
Suppose that a fully charged lead-acid battery contains 1.50L of 5.00M H2SO4. What will be the concentration of H2SO4 in the battery after 2.30A of current is drawn from the battery for 9.50 hours? Express the molar concentration numerically
Which byproduct would be obtained in high yield if the diazotization of p-toluidine were carried out at 30 oC instead of 0-5 oC
Calculate the volumetric size of a water molecule in vapor, assuming 1 mole of the vapor occupies 22.4 L, as if the vapor were an ideal gas.
Calculate the pH of a 1.00L of buffer that is 0.120M HNO2 and 0.180M NaNO2. What is the pH of the same buffer after the addition of 1.00mL of 12.0M HCl. (pKa of HNO2=3.04)
Calculate the activation energy for the following reaction if the rate constant for the reaction increases from 84.2 M-1s-1 at 497 K to 1310 M-1s-1 at 794 K.
When 0.455g of Thyroxine is dissolved in 10.0g of benzene, the freezing point of the solution is depressed by 0.3000C. What is the molar mass of Thyroxine?
You will titrate a boric acid solution that has absorbed the ammonia from a soil sample. It is not necessary to know the exact volume or concentration of the boric acid. Explain why not
How many total moles of oxygen gas can be generated through this decomposition? B. If this oxygen is formed within the bottle described in question 1, what change in pressure would be predicted?
A sample of N2 gas occupies 2.40L at 20 degress cecius. if the gas is in a container that can contract or expand at constant pressue, at what temperature will the N2 occupy 4.80 L?
A 0.500 L solution of 7.50 M hydrochloric acid is used to neutralize a 250.0 g sample of calcium hydroxide. Calcium chloride - a chemical used to control highway dust, strengthen concrete mixes, and add flavor to foods - is produced by the reactio..
A solution contains 4.56 g of KCl in 175 mL of solution. if the density of the KCl solution is 1.12 g/mL, what are the mass percent (m/m) and moarity (M) for the KCl solution
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!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd