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What is chemistry of element?
If it takes 9.40 milliliters of your 0.0151M titrant how many milligrams of ascorbic acid (MW 176.12) were in the original tablet. Enter the number as a decimal - don't use scientific notation. Do not include units.
What is the percent hydrogen (H) by weight of a solution containing 53.5mL of CH3COCH3? The density of acetone is 0.788 g/mL
A 0.5872-gram sample of potassium hydrogen phthalate (KHC8H4O4) is dissolved in 50.0 mL of solution. What is the molarity of this solution
One of the emission spectral lines for Be3+ has a wavelength of 253.4 nm for an electronic transmission that begins in the state with n = 5
Briefly explicate what the consequences would be if excess 6M NaOH solution is utilized instead of 6M NH3 solution to separate the Al+3 and Cr+3 ion.
calculate the heat released when 3.89 l of cl2g with a density of 1.88 gl reacts with an excess of sodium metal at
How many molecules of ethanol (C2H5OH) (the alcohol in alcoholic beverages) are present in 165 mL of ethanol? Density of ethanol is 0.789g/cm3 ?
Tritium (symbol T) is produced in the upper atmosphere by neutron cosmic rays primarily through the 14N(n,T)12C and 16O(n,T)14N reactions.
Is caffeine a stronger acid or a stronger base than amides. Is caffeine a stronger acid or a stronger base than water. And why.
If 26.0 g of ammonia gas has a temperature of -6.70 C and a pressure of 535mmHg , what is its volume
Using extraction techniques how would you separate a mixture of aniline and toluene using dichloromethane as the extraction solvent?
A 4.05 g sample of a compound containing only C, H, and O was burned completely. The only combustion products were 10.942 g CO2 and 4.476 g H2O. What is the empirical formula of the compound.
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