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!
You are a laboratory assistant for your chemistry course. There are 250 students in the course, and each needs to use 25 mL of a 0.15 M solution of copper sulfate. A) How many liters of copper sulfate solution should you prepare? B) How many grams of CuSO_4_.5H_2_O must you dissolve to make that solution?
what mass of water is required to dissolved in 175g KNO3 to produce a 2.25 m solution?
What volume of oxygen, in ml, would be produced at STP (0 degrees C and 1.00atom) by the decomposition of 3.428g of sodium chlorate, according to 2NaClO3(s) -> 2NaCl(s) + 3O2(g)
The yield of the reaction to form your chalcone is not quantitative. What side products might be formed from your aldol condensation?
Dibenzoylmethane is not a methyl ketone, but it gives a positive result in the iodoform test when treated with NaOH and I2. Explain this result.
Important information about balanced chemical equation, 1. If 1 mole of Al4C3 has a mass of 144g and carbon has a mass of 12g, what is the atomic mass of aluminum?
How many grams of sodium lactate should be added to 1.00 L of 0.150 lactic acid ( or ) to form a buffer solution with = 4.10? Assume that no volume change occurs when the sodium lactate is added.
0.755 mole of bismuth oxide reacts with an excess of carbon to form bismuth metal according to the following reaction: Bi2O3(s) + 3 C(s)-> 2 Bi(s) + 3 CO(g) How many moles of Bi form?
Liquid carbon disulfide burns in oxygen to form carbon dioxide and sulfur dioxide gases. Calculate the number of oxygen molecules it would take to consume 500 molecules of carbon disulfide
The temperature of a sample of water increases from 21.9°C to 45.3°C as it absorbs 5669 J of heat. What is the mass of the sample.
How many liters of hydrogen gas are collected over water at 18 0C and 725 mm Hg when 0.84 g of lithium reacts with water. P= 15.5 torr
Calculate the change in internal energy of the system and determine whether the process is endothermic or exothermic: a) a balloon is heated by adding 850J of heat. It expands,
Proceeds at a certain temperature until the partial pressures of H2O, H2, and O2 reach 0.0800 atm, 0.00500 atm, and 0.00200 atm respectively.
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