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How to calculate a percent difference using a prediction and the data obtained from the laboratory parts of the activity?
Part of green chemistry focuses on atom economy, which is a measure of atoms found in the desired product from the given reactants. For example
A 2.89-L flask is filled with propane gas (C3H8), at 1.00 atm and -23.0°C. What is the mass of the propane in the flask?
A compound containing only boron, nitrogen, and hydrogen was found to be 40.3% boron, 52.2% nitrogen, and 7.5% hydrogen by mass. If 3.301 grams if this compound is dissolved in 50.00 grams of benzene
if someone ate 6259 ml of snow how much water would they have consumed? how many kj would be required to bring it to
Question- A 0.100 M aqueous solution of the base HB has an osmotic pressure of 2.83 atm at 25 degrees Celsius. Calculate the percent ionization
It took 22.97mL of a 0.1174 M NaOH solution to titrate 35.00mL of an HCl solution to its endpoint. Compute the concentration of the HCl solution.
The concentration of a biomolecule inside a rod-shaped prokaryotic cell is 0.0013 M. Calculate the number of molecules inside the cell, which is 2.8 μm long and 1.0 μm in diameter.
ond weighs 44.0 carats. Determine the volume occupied by the diamond, given that its density is 3.5 g/cm3 at 20°C, and that 1 carat = 0.200 g.
Crude oil pumped out of the ground may be accompanied by formation water, a solution that contains high concentrations of NaCl and other salts. If the boiling point of a sample of formation water is 2.8 degrees C above the boiling point of pure wa..
The following ions contain the same number of electrons. Rank them in order of decreasing ionic radii.
What is the pH of this after 10 mL HCl has been added? The addition of the acid dilutes the mixture to 250 mL.
What is the chemical formula for the base iron(III) hydroxide. The formula for the oxalate ion is C2O4^2-
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