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C6H12O6 + O2 --> CO2 + H2O is the overall chemical equation for biological respiration. How many moles of CO2 are produced by the reaction of 3.0 moles of C6H12O6 (a little more than a pound of glucose)?
(A) 0.50 moles (B) 2.0 moles (C) 3.0 moles (D) 18 moles (E) 790 moles
how many moles of Cu2O can be produced from the reaction of 0.66 mol Cu with 0.40 mol O2?
Find the ?H for the reaction below, given the following reactions and subsequent ?H values: Zn(s) + 1/8S8(s) + 2O2(g) ? ZnSO4(s) Zn(s) + 1/8S8(s) ? ZnS(s)
When a He atom absorbs a photon to form the excited configuration 1s^1 2s^1 (here called He*) a weak bond forms with another He to form the diatomic molecule HeHe*. Construct a molecular orbital description of the bonding in this species.
What are the [H3O+] and the pH of a benzoic acid- benzoate buffer that consists of .32 m C6H5COOH and .12 M C6H5COONa. (Ka= 6.3 x 10^-5)
How much heat will be released if 1M and 100ml of NAOH solution reacted with 1M and 100ml of HCl solution
Write the balanced reaction for the complete combustion f octane (C8H18) and then determine how many moles of oxygen it would require to burn 240.00 moles of octane? 2 350.00 grams of octane?
Carbon monoxide and chlorine combine in an equilibrium reaction to produce the highly toxic product, phosgene (COCl2). CO(g) + Cl2(g) Picture COCl2(g) If the equilibrium constant for this reaction
If the most common monosaccharides have the formula C6H12O6, why do the resulting disaccharides have the formula C12H22O11, rather than C12H24O12
a technician is plating a faucet with chromium. What mass of chromium could be deposited by electrolysis of an aqueous solution of Cr2(SO4)3 for 180 minutes using a constant current of 10.0 amperes
Calculate change in heat when 18.80 g of water vapor steam at 100 C condenses to liquid water and then cools to 20.5. the molar heat capacity of water is 75.3 J/ (mol x C). Delta Hvap= 40.67 KJ/mol.
A voltaic cell is based on the reaction Sn(s)+ I2 (s) --> Sn^2+ (aq)+ 2I^- (aq). Under standard conditions, what is the maximum electrical work, in joules, that the cell can accomplish if 70.0 g of Sn is consumed?
Explain why tea boils at over boiling point of water and explain how this is related to the drop in vapor pressure observed.
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