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CH4(g) + O2(g)= CO2(g) + H2O(l) is this an exothermic reaction? If 100 g of CH4 is burned, calculate the heat exchange
At 373 K, kp=0.416 for the equilibruim 2NOBR->2NO+Br2. if the pressures of NOBr and NO are equal, what is the equilibruim pressure of Br2
When 26.0 mL of 0.675 M H2SO4 is added to 26.0 mL of 1.35 M KOH in a coffee-cup calorimeter at 23.50°C, the temperature rises to 30.17°C. Calculate H of this reaction per mole of H2SO4 and KOH reacted.
Problem: When styrene (below) is dissolved in a strong Bronsted-Lowry acid (like HCL), it can be protonated on either of the two carbons in the vinyl substituent, to form two isomeric strong electrophiles (carbocations). (Assume the aromatic C=C π..
Question- Which one of the following elements would be incorrectly represented as a Lewis symbol if the number of valence electrons in parentheses were placed around it?
Draw the structure of the organic product(s) of the reaction between (R)-3-phenylbutan-2-one and ethylmagnesium bromide, followed by acidification.
A student is concentrating a solution having a polypeptide of modest molecular weight by pressure filtration through a membrane. The solute concentration on the feed side of the membrane is 0.10 M and the temperature is twenty five degree celsius.
What is also produced when aluminium-27 is bombarded with deuterium to give aluminium-28? a. neutron b. proton c. positron d. electron
what is the equilibrium concentration of C2H5OH? Help me work this please. My book shows answer of 27. However, I worked it and got 2.7
61.0 mL of a solution(1.60 M) is diluted to a volume of 208 mL. A portion of that solution(104-mL) is diluted using 121 mL of H 2 O. determine the final concentration?
Calculate individual concentrations in an unknown mixture. Calculate the individual concentrations of C and of D in the following unknown mixture: Compound C: Absorbance at 365nm = 0.150 Absorbance at 470nm = 0.642 Concentration = 1.00 X 10^-4 Com..
Examine the chemical reactions that take place when a biological catalyst combines with a reactant substrate to form an unstable intermediate.
Show the amounts in NIKE's accounting equation by calculating thevalue of NIKE's total assets, total liabilities and total shareholder's equity
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