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A nitric acid solution has a concentration of 0.15M, what is the [H+]? What is the [H+ ] for a solution of phosphoric acid with same concentration? What is [OH- ] for a solution of sodium hydroxide with the same concentration?
A mixture of gases contains 8.10 g of N2, 1.90 g of H2, and 3.50 g of NH3. If the total pressure of the mixture is 2.60 atm, what is the partial pressure of each component?
question 1based on their ground state electron configurations alone rank these molecule in order of bond length from
an osmotic pressure of 7.84 atm is produced bynbsp an isotonic solution measured against pure water at human body
Explain how many joules were liberated in this reaction. Express your answer in scientific notation. Explain what is the heat of reaction of propane with oxygen expressed in kilojoules per mole of C3H8 burned
Why does red cabbage take on a red coloration in a vinegar and oil salad dressing? A purple coloration when fresh. A blue coloration when exposed to dish soap.
A beta -emitting radiation source gives 250 units of radiation at a distance of 5.0m.At what distance does the radiation drop to one-tenth its original value
Two hydrocarbons A and B each contain six carbon atoms and one C=C. Compound a can exist as both E and Z isomers but compound B cannot . however, both A and B on catalytic hydrogenation give only 3-methylpentane. draw structures and give suitable ..
Elemental analysis of putrescine (The rotten smell of a decaying animal carcass is partially due to a nitrogen-contained compounded) showed
How much heat (in kJ}) is evolved in converting 1.00 mol} of steam at 160.0C to ice at -55.0C? The heat capacity of steam is 2.01 {J/gC}} and of ice is 2.09 J/gC}.
The saturated solutions of Ca(OH)2 contain a white solid which is removed by filtering. What is this solid. If that solid were not removed, how would it affect the calculated values of the solubility product constant (Ksp) and the solubility of Ca..
What is the velocity of a hydrogen molecule after absorbing a photon @ 58.4 nm. what is the translational energy of the molecule in J mol-1
To change 150 grams of B from a liquid at 89.3 °C to a gas at 89.3 °C will require how many joules?
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