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!
If 3.93 g of sodium borohydride contains 2.5 × 10^23 H atoms, how many moles of H are present in 36 cm^3 of sodium borohydride (of density 1.074 g/cm^3)? Answer in units of mol
90.0 of is initially at room temperature (22.0). A chilled steel rod at 2.0 is placed in the water. If the final temperature of the system is 21.5.
Order of reactivity, Suggest an explanation for the fact that the order of reactivity of the halides toward n-butylbrosylate in acetone
Nitrogen and oxygen gases react to form dinitrogen trioxide gas. 2 N2(g) + 3 O2(g) -> 2 N2O3(g) At a certain temperature and pressure 4.2 L of N2 reacts with 6.3 L of O2.
2C4H10 + 13O2 → 8CO2 + 10H2O A. How many moles of O2 are needed to react with 3.75 moles of C4H10 ? B. How many grams of CO2 result when 85.5g of C4H10 react ?
In a second experiment, I(electric current) broke down a sample of H 2 O into 1.45 grams of hydrogen and 11.51 grams oxygen. Are these results reliable with the law of exact extent?
If 25.00 mL of 0.687 M Fe(NO3)2 are added to a flask containing 0.289 g of aluminum metal, what compounds will be present in the flask once the reaction is complete? (Ignore water, etc.)
Zinc is extracted from its ore by heating with carbon in the blast furnace. How much zinc oxide do you need to make 130 g of zinc?
A solution is prepared by adding some solid CaF2 to water and allowing the solid to come to equilibrium with the solution. The equilibrium constant for the reaction below is Kc = 3.9x10-11.
Does a chemical change occur when you cook an egg? Why or why not? When you fry an egg, it becomes a solid, the heat makes it smoke, and the color changes from clear and yellow to all yellow.
A balloon filled with helium has a volume of 2.41 L on a warm day at 311 K. It is brought into an air-conditioned room where the temperature is 295 K. What is its new volume.
Compute the composition of the crystals and the yield of the process. Also determine the composition of the mother liquor?
A 2L cylinder of gas contains 2.4 moles of gas at 34 degrees Celsius. What is the pressure?
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