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!
A student makes a voltaic cell using zinc solid metal, zinc chloride, tin solid metal and tin chloride, and of course a salt bridge filled with KCl. What voltage would you expect from this cell at room temperature and 1M solutions?
1. 0.62 volts
2. 0.90 volts
3. 0.91 volts
4. 1.10 volts
5. 0 volts
Give a balanced equation and show how much hydrogen would be needed to reduce the triacylglycerol completely
For every molecule of PM that is produced, one molecule of acrolein is formed. If acrolein is not used to cure cancer, what might happen to the acrolein?
A certain second-order reaction (B-> Products) has a rate constant of 1.80×10^-3 M^-1xs^-1 at 27C and an initial half-life of 216 s . What is the concentration of the reactant B after one half-life?Express the molar concentration numerically.
A reaction of importance in the formation of smog is that between ozone and nitrogen monoxide described by: O3 +NO ---> O2 +NO2
if one started with 13.9 mmol of sodium benzoate, how many grams of benzoic acid should be formed?
The atomic mass of element X is 22.99 amu. A 19.98-g sample of X combines with 16.51 g of another element Y to form a compound XY. Calculate the atomic mass of Y.
A solution of I2 was standardized with ascorbic acid. Using a 0.1000-g sample of pure ascorbic acid, 23.52 mL of I2 were required to reach the starch end point.
A plumber's handbook states that you should not connect a copper pipe directly to a steel pipe because electrochemical reactions between the two metals will cause corrosion. What spontaneous redox reaction(s) might cause the corrosion
When the solvent is removed from a sample solution, 3.0 mole of substance B, 7.5 moles of substance C, and 15.0 moles of substance A are left in the solution. What is the mole fraction of substance A in this new solution?
Lead(II) sulfide reacts with hydrogen peroxide to form lead(II) sulfate and water. How many grams of hydrogen peroxide are needed to react completely with 265 g of lead(II) sulfide?
Brass has a specific heat capacity of 0.393 Joules/g C. A paperweight weighing 129g is heated to 95.0 C. Then it is added to 44.6g of water in a calorimeter having a temperature
Assuming the bag does not break, what will be its volume at the top of a mountain where the pressure is 436 mmHg and the temperature is 9.00 C?
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