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If ocean consisted of 3.5% salt by mass,what would be the freezing point of the ocean? Assume the Density of H2O= 1.00g/ml and that the whole ocean would freeze at the same temperature everywhere.
Calculate the pH of a solution formed by mixing 65-mL of 0.22M NaHCO3 with 75-mL of 0.15M Na2CO3.
How much would an empty volumetric flask, (weighing 27.16 grams, has a volume of 100.4 cm3 ) weigh when filled with bromine, an element that has a density of 3.1028 g/cm3.
determine the renal extraction ratio for CHF patients it CHF reduces renal function by 1/2 and state and give explanation which is the more abundant isotopic form of copper.
What is the order of the reaction if it takes 10 minutes, 20 minutes, 30 minutes to reach 75% conversion?
What is the atomic radius of each atom that composes it If the length of a face centered cubic unit cell is 0.200 nm,?
Octane has a density of 0.692 g/mL at 20 C . How many grams of O2 are required to burn 19.0 gal of C8H18.
Identify the unknown gas - Find the molecular formula of the compound
How many molecules of ice at 0 degrees celsius can be melted from the complete transfer of the heat involved when 25.6 Grams of nitrogen is reacted with 34.5 L Of hydrogen gas at STP.
A solution is prepared by adding 5.00 grams of an unkown compound to 217 g of cyclohexane (C6H12). This solution freezes at 4.5 degree C.
100 mol/h of n-octane is burned in 80.0% excess air to 95.0% conversion. What is the molar flow rate of N2 in the stack gas if The n-octane is converted to a mixture carbon monoxide, carbon dioxide, and water, where the ratio of CO2 to CO is 4:1?
A flask contains a mixture of Ne(g) and Ar(g). There are 0.250 mol of Ne(g) which exerts a pressure of 205 mmHg. If the Ar(g) exerts a pressure of 492 mmHg.
What would be the formula for the compound sample If a sample of a compound contains 1.36 mol of nitrogen atoms and 2.72 mol of oxygen atoms?
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