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!
Suppose a uniform meterstick with mass 130g is supported at 60cm mark. If m1=120g is suspended at 10 cm mark, where do you place m2 = 270 g to achieve equilibrium? (Draw a neat diagram to illustrate this system in the equilibrium condition. Show the masses and their locations.)
Consider the following precipitation reaction 2 Na3(PO4)2(aq) + 3CuCl2(aq) ----> Cu3(PO4)2 (s) + 6 NaCl (aq). What volume of 0.168 M NaPO4 solution is necessary to completely react with 91.4 mL of 0.117 M Cucl2
State the properties of copper that make it suitable to be used as wiring of electrical circuits
Calculate the maximum Cu(2+) contamination os the acid in moles Cu(2+) per liter. What is the corresponding contamination if the hydrogen partial pressure is reduced to 10^-4 atm
Modern instrumental techniques are capable of detecting lead in a milliliter sample at picomolar concentration. How many moles of lead are in the sample
The dipole moment μ of HBr (a polar covalent molecule) is 0.82 D (debye), and its percent ionic character is 12.1%. Estimate the bond length of the H-Br bond in picometers.
Potassium nitrate has a lattice energy of -163.8 kcal/mol and a heat of hydration of -155.5 kcal/mol. How much potassium nitrate has to dissolve in water to absorb 103kJ of heat?
An electron can freely move inside a 500pm x 500pm square box. Find the five lowest energy levels for this electron. Which of them are degenerate?
A solution containing 10.0 mmol CaCl2 is diluted to 1 L. Calculate the number of grams of CaCl2 . 2H2O per milliliter of the final solution.
High phosphate levels in water systems may contribute to several environmental problems. One method to gather data for this determination would be to perform a gravimetric analysis to determine the level of phosphorus (P) in an aqueous sample by conv..
What wavelength of electromagnetic radiation is necessary to break the bond? In what region of the spectrum does this wavelength appear?
Balance the equation in acidic solution and determine how much of a 0.850 M K2Cr2O7 solution is required to completely dissolve 5.25 g Cu
4HCl(aq)+1MnO2(s)->1MnCl2(aq)+2H2O(g)+1Cl2(g) When 1.22 mole of HCl reacts with excess MnO2, how many moles of Cl2 form. and How many grams of Cl2 form
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