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!
The concentration of a solute is 5 mM (molecular weight is 300 g/mol) and a cuvett (pass length,1.2 cm) is used to obtain an absorbance of 0.5 at 340 nm. Please calculate the molar extinction coefficient of the solute. Show calculation.
a metallic solid with atoms in a face-centered cubic unit cell with an edge length of 385 pm has a density of 6.84
how much 0.500 M Au(NO3)3 solution would you need to prepare to accomplish this? 3) If the price of the base metal is negligible, and the price of gold is $ 1791.05/oz. ( as of the date of this publication), what is the value of the medallion?
Question- The specific heat capacity of liquid mercury is 0.14 J/gK. How many joules of heat are needed to raise the temperature of 5.00 g of mercury from 20.0°C to 44.1°C
The gas phase dimerization reaction 2 NO2 = N2O4 has an equilibrium constant of Kc = 4.72 at 373 K (when all concentrations are measured in M units).
A mixture of 1.374 g of H2 and 70.31 g of Br2 is heated in a 2.00-L vessel at 700 K. These substances react as follows: H2 (g) + Br2 (g) ⇔ 2HBr (g) Compute the equilibrium concentrations of H2,Br2, and HBr.
If the partial pressure of oxygen drops below 100 , passengers become drowsy. If this happens, oxygen masks are released. What is the total cabin pressure at which oxygen masks are dropped?
What volume of 0.1M NaOH is required to fully neutralize 20 mL of 0.1M acetic acid? of 50 mL of 0.04M Phosphoric acid
The heat of vaporization of water at 100*c is 40.66 kj/mol. calculate the quantity of heat that is absorbed/released when 9.00 g of steam condenses to liquid water at 100*c
Ethylene glycol, C2H4(OH)2, is the main component of antifreeze. What mass percentage of ethylene glycol in water must be used to reduce the freezing point of the mixture to -9.34 deg-C? (K_fp for water is -1.86 deg-C/m).
BIO 1121 which ion plays the role of hydrogen-ion donor (acid) and which ion plays the role of hydrogen-ion acceptor (base) in PBS
a how many coulombs are required to plate a layer of chromium metal 0.30 mm thick on an auto bumper with a total area
What is the driving force for losing a proton as the last step in electrophilic aromatic substitution
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