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If the instantaneous initial rate of reaction is 0.000145 M/s, calculate the initial instantaneous rate of change of H2 concentration. In addition, explain the answer using words.
C2H2(g) + 2H2(g) -> C2H6(g)
A container of Methane gas initially at 40.0 atm is heated to a temperature of 150.0C at which the pressure is 45.0 atm. What was its original temperature
The container is then cooled to 22.5 degrees C. One now finds that the gas pressure inside the container is 0.871atm. What mass of mercury(II) oxide was originally placed into the container
CO2 + H2 --> CO + H2O (all are gaseous) At equilibrium the container is found to contain 0.0883 M CO2. What is the equilibrium constant, Kc, for the reaction
Why are Supporting Electrodes (KCl) used? Please explain about around these 3 factors: resistance, potential near electrode
Predict the products likely to be formed via the anti- addition of Br2/acetic acid to trans- cinnamic acid. • What is the predicted m.p. of the brominated product(s) you prepare via this method
Derive a curve for the titration of 50.00mL of a 0.1000 M solution of Compound A with a 0.2000 M solution of compound B in the following list. For each titration, calculate the pH afterthe addition
A fishing boat accidentally spills 9 barrels of diesel oil into the ocean. Each barrel contains 42 gallons. If the oil film on the ocean is 2.5 × 10^2 nm thick, how many square meters will the oil slick cover?
What mass of iron is needed to supply the energy required to warm 15ml of water from 23 C to 37 C.
Consider the dissolution of magnesium (s) in an aqueous hydrochloric acid solution. What minimum amount of 1.85 M hydrochloric acid is nessecary to produce 28.5 L of hydrogen at STP
Calculate the mass of gasoline (in kg) needed to fill up a small tank which has a capacity of 3.0 L. Assume that the density of gasoline is 0.80 g/mL
If 3.8 kcal is released by combustion of each gram of glucose, how many kilocalories are released by the combustion of 1.41 mole of glucose?
How much energy in joules is required to heat 295 mL of coffee from 25.0 0C to 62.0 0C? Assume that the coffee has the same density, 0.997 g/mL, and specific heat capacity, 4.184 rm J/(gc. K) .
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