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How many grams of methane [CH4(g)] must be combusted to heat 1.10 kg of water from 26.0 c to 89.0 c, assuming H20(l) as a product and 100% efficiency in heat transfer?
Which of the following equilibria would NOT be affected by pressure changes atconstant tempature. a.) CO(g) + 1/2O2(g) CO2(g) b.)CaCO3(s) CaO(s) + CO2(g)
How many grams of oxygen reacted with the phosphorus?
A 1.05×10-3 solution of quinine, a drug used in treating malaria, has a of 9.75. What are the values of Kb and pKb
200.0 mL of 0.750 M calcium nitrate is added to 100.0 mL of 0.500 M ammonium sulfate. What is the mass in grams of precipitate formed
Given that the initial rate constant is 0.0190s^-1 at an initial temperature of 28 degrees celsius what would the rate constant be at a temperature of 150 degrees celsius for the same reaction descrabed in part A?
draw the organic product of the following reaction between (1s,3s)-chloro-3methylcyclopentane and methanethiol
a metal piece of mass 27 grams at the temperature of 99 degree celsius is positioned in a calorimeter having 45.1 g
Methyl alcohol, cyclohexane, isopropyl alcohol, and acetic acid are other solvents that are routinely used for TLC. Look up the dielectric constants and predict where these solvents would fit into the order of eluting ability.
When the body metabolizes glucose water and carbon dioxide are produced according to the following equation. C6H12O6 + 6 O2 --> 6 CO2 + 6 H2O
A solution of I2 was standardized with ascorbic acid. Using .1000 g sample of pure ascorbic acid, 23.25 ml of I2 were required to reach the starch end point.
What is the equation for Coulombic force and why is it important in chemistry? 4. What is the charge on the chloride ion and why does it have this charge
The total mass that can be lifted by a balloon is equal to the difference between the mass of gas in the balloon and the mass of air displaced by the balloon. How much mass could be lifted by the balloon stated above. What if the same balloon was ..
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