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An unknown gas composed of homonuclear diatomic molecules (its structure is X2) diffuses at a rate that is 1.07 times that of O2 at the same temperature. What is the identity of the unknown gas
Separation of acetone from water by using MIBK - How much MIBK must be used if the final acetone concentration in the water-rich phase is 5 wt%?
In the following reaction, how many moles of the non-limiting reactant are in excess if 4.4 mol Al are combined with 2.7 mol HCl
0.0010 mg of H, 0.0116 mg of C, and 0.0310 mg of O. It was also determined that the unknown compound had a molecular weight of 90.0 g/mol.
A 4.000-g sample of the metal nitrate M(NO3)2 was dissolved in water and treated with excess aqueous sodium sulfate. The sulfate salt that formed weighed 3.318 g. Determine the identity of the metal.
A 4.369g sample of metal is placed in a flask. water is added to the flask and the total volume in the flask is read to be 126.4ml.
CH4 + 4Cl2 --> CCl4 + 4HCl Using the above reaction, how many moles of HCl can be produced from 1.5 moles of CH4.
A fellow student is having trouble understanding polar covalent bonds, non-polar covalent bonds, and ionic bonds. Describe how you would help your the fellow student
What is the heat capacity of the bomb?(Assume that the quantity of water surrounding the bomb is exactly 2250 g).
Find the molar mass of the compound. The reezing point of benzene is 5.49 degree celcius.
A mass of 2.50 g of hydrated copper(II) sulfate is placed in a crucible and heated. On heating, 1.59 g of white anhydrous copper(II) sulfate is left behind. Determine the ratio of water to copper(II) sulfate.
Hydronium ion concentration using Henderson-Hasselbalch equation - What is the hydronium ion concentration of a solution
Calculate the molarity of each of the following solutions 20.0 g NaCl in 1.0 L H2O
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