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If 200ml of 2.00M HCL solution is added to 400ml of 1.00M NaOH solution What molarity will the resulting solution NaCl have?
Identifying dipolar ions, There is a question in my textbook that reads P-amino acid is not a dipolar ion, whereas glycine (aminoacetic acid) is not a dipolar ion- how do you account for this?
What is the pH of a solution in which 258 mL of HCl(g), measured at 27.5^circ C and 1.02 atm, is dissolved in 1.5 L of aqueous solution?
Energy level of electrons in atoms - The 3s level in hydrogen has a lower energy than the3d level in hydrogen.
Explain Molecular and Empirical Formulas, Ibuprofen, a headache remedy, contains 75.69% C, 8.80% H and 15.51% O by mass, and has a molar mass of 206g/mol.
The density of mercury (Hg, a liquid metal) is 13.6 g/mL. What volume would 305.4 grams of mercury occupy
how much energy is required to vaporize 98.6 g of ethanol at its boiling point if its Hvap is 40.5 kj/ mol ?
The volume of a sphere is . A sphere of metal has a radius of 1.56 cm. It has a mass of 147.9 grams. What is the density of this metal?
A weather balloon at Earth's surface has a volume of 4 L at 285 K and 791 mmHg. If the balloon is released and the volume reaches 4.19 L at 711 mmHg.
Patiens suffering from repiratory disorders are often treared in oxygen tents in which the atmosphere is enriched in oxygen. What is the partial pressure of O2 in an oxygen tent consisting of 45% O2 for an atmospheric pressure of 753 mmHg?
How many grams of nickel nitrate, Ni(NO3)2, must be dissolved to prepare 200 mL of a 0.152 M aqueous solution of the salt.
If 100.0J of energy are added to 25.0g of water at 50 degrees celcius,what will the final temperature of the water be?
Barium sulfate, BaSO4, is made by the following reaction: Ba(NO3)2(aq) + Na2SO4(aq) à BaSO4(s) + 2NaNO3(aq).
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