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What is the temperature change in Celsius when 29.5 L of water absorbs 2.3 kWh of heat? Please show me the formula needed to solve this and what the answer is please.
Compute the number of grams of each chemically unique mono chlorinated product. You may ignore stereoisomers. You must show all necessary computations to earn credit
How much energy in kJ must be absorbed to heat up a volume of ocean water 2 m high by 20 km wide by 30 km deep by 3°C.
What is the number of substituents that are equatorial for a stable (E)-1-chloro-3-methylcyclohexane when A for methyl is 1.74 and A for chloro is 0.50
1.) The next three questions are related to the analysis of mercury (200.59 g/mol) in the sample of mercuric ointment described here.A 4.031 g sample of a mercuric ointment is digested in nitric acid. After dilution, the Hg2+is titrated with 32.50 mL..
determine the moles of product ( Fe for this reaction) made by both reagents. what is the limiting reagent?
Give the structures of a hydrocarbon that has six carbon atoms and a) three vinylic hydrogens and two allylic hydrogens b) three vinylic hydrogens and no allylic hydrogens
The Ka for a weak acid, HA is 1.6x10^-6. What are the pH and the degree of ionization of the acid in a 10^-3 M solution. Also calculate pKa and pKb.
a student found that 0.0025 moles of NaOH was used in titration. how many moles of fatty acids where in the sample
Draw the Lewis Structure for a Nitrate Ion (NO3-1). Assign the formal charge for the central atom, Nitrogen. What is that formal charge
A solution of 62.4 g of insulin in enough water to make 1.000 L of solution has an osmotic pressure of 0.305 atm at 25°C. Based on these data, what is the molar mass of insulin?
a) What is the molarity of the acetic acid? b) If the density of the vinegar is 1.006 g/cm3, what is the mass percent of acetic acid in the vinegar.
what is the energy of a single UV photon and a mole of UV photons having a wavelength of 25 nm?
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