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If the energy from solar radiation falling on Earth is 1.07*10^16 kJ/min, how much loss of mass occurs in one day from just the energy falling on Earth (in kg/day)?
A mixture of 2.65 atm of h2, and 2.65 of I2, is contained in a 1.0L vessel at 430 C. The qaullibrium constant (KP) for the reaction H2(g)+I2(g)->2HI(g) at this temperature is 54.3. determine the equilibrium partial pressure of H2,I2 and HI
What happens to the carbon level of the carbonyl carbon when a Grignard reacts with acetone? What happens to the carbon level
Calculate the molar mass of a nonelectrolyte that lowers the freezing point of 25.00 g of water to -3.9 degrees Celsius when 4.27 g of the substance is dissolved in the water.
formation of so3 from the air pollutant so2 is a key step in the formation of acid rain according to the following
A 20.5 g sample of protein dissolved in water to prepare 500ml solution shows an osmatic pressure of 3.72 torr at 27 degrees C. Estimate the molar mass of the protein
H2O is amphoteric meaning it can act as both a Bronsted acid and a Bronsted base.Show that H2O really is amphoteric by writing the relevant equations
Calculate the pH of the solution resulting from the addition of 20 mL of 0.10 M NaOH to 100 mL of 0.10 M HCN (Ka = 4.9x10^(-10))
A balloon 15m in diameter is inflated with helium at 20 degrees Celsius. How much work is done during inflation against an external pressure 1atm.
Which of the following two compounds, anisole or toluene, would have a larger Rf value using silica gel plates and methylene chloride as the developing solvent and why
Did an experiment in which we reacted magnesium and bromobenzene to make phenylmagnesium bromide, then added it to CO2 to get benzoic acid.
What advantages exist when using the balloons to model molecular shapes? what advantages exist when using the model kit to model molecular shapes
20.0 mL of a 0.10M weak acid (Ka= 1.56X10^-6) is titrated with a 0.20M strong base. a. What is the pH initially, before any titrant is added
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