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!
Question- An ionic compound forms when calcium (Z = 20) reacts with iodine (Z = 53). If a sample of the compound contains 1.3X 10^19 calcium ions, how many iodide ions does it contain?
I am stuck in between this question please help me out
question what is the importance of chemistry to agriculture write summary of total one page and include references as
In an extraction involving an unknown acid and benzophenone, Dimethyl Ether, HCl, water. If the acid was incompletely extracted from the ether solution into the aqueous layer in the experiment.
When Heated, KClO3 decomposes into KCl and O2. 2KClO3 arrow 2KCl+3O2 If this reaction produced 25.8 g of KCl, how much O2 was produced (in grams)
What is the concentration of free [Cu2+] in an aqueous solution prepared as 0.25M in Cu2+ and 1.50M [NH3]. Cu2+(aq) + 4NH3? [Cu(NH3)4]2+ (aq) Kf = 5.0 x10^12
Calculate the number of grams of sulfuric acid in 1 gallon of battery acid if the solution has a density of 1.28 g/mL and is 38.0% sulfuric acid by mass.
When lithium metal is heated strongly in an atmosphere of gaseous nitrogen, the product formed contains 59.78% Li and 40.22% N. Determine the empirical formula of the compound.
vitamin c l-ascorbic acid mw 176.0 gmol is a weak acid pka 4.863. suppose a 500.0 mg tablet is dissolved in water and
Dissolve Ca(OH)2(s) into a 100 mL solution containing 2.00g of dissolved CaCl2. The satureated Ca(OH)2 solution has an equilibrium pH of 11.68. Determine the molar solubility and the Ksp for Ca(OH)2 from this single pH measurement.
Problem- What concluding statement can you make, on the basis of your observations regarding the fluctuations in pH for buffered and unbuffered solutions when small amounts of acid and base are added?
What is the velocity of a hydrogen molecule after absorbing a photon @ 58.4 nm. What is the translational energy of the molecule in J mol-1
Researchers have created artificial red blood cells. These artificial red blood cells are cleared from circulation by a first-order reaction with a half- life of 3 hours
Calculate the masses of the solid you must measure out to prepare 100mL EACH OF 0.025 M KNO3 , 0.025 M CuSO4, 0.025 M Ca(NO3)2, and 0.025 M KCl . include waters of hydration when clculating the formula wights.
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