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List at least five dietary strategies that may help reduce the risk of atherosclerosis and cardiovascular disease, including specific foods in the diet.
A carbon-hydrogen compound is burned in an excess of oxygen to give 1.76g of carbon dioxide and 0.900g of water as the products of combustion. What is the empirical formula of the organic compound
The EPA limit for lead in the water supply is 15 parts per billion by mass. Calculate the number of lead ions present in 1.00 kg of water that is at the EPA limit for lead.
If someone puts .600 mL of a 3.00% hydrogen peroxide solution on a cut, how many moles of hydrogen peroxide are used. Assume the density of the solution is equal to the density of water.
How to find the theoretical yield of any compound or element? Please tell me step by step.
Using formal charges, draw the resonance form from among all the Lewis structures that is most important in describing BeCl2.
Some copper compounds emit green light when they are heated in a flame. how would you determine whether the light is of one wavelength or a mixture two or more wavelengths
iron pyrite fes2 is the form in which much of the sulfur exists in coal. in the combustion ofcoal oxygen reacts with
Part A: What is the charge in coulombs? Part B: How many electrons flow?
The volume of HI(aq) required to reach the equivalence point : (c) The pH at the half-neutralization point. d)The pH at the equivalence point
How do you draw Mg and connect with bonds. Include all lone pairs of electrons and nonbonding electrons and show the charge of the atom.
calculate the ph of a solution prepared by dissolving 0.750 mol of nh3 and 0.250 mol nh4cl in water sufficient to yield
The vapor pressure and enthalpy of vaporization of an unknown substance are measured to be 204.2 torr and 28.8 kJ/mol, respectively at room temperature (298.15 K). Estimate the normal boiling point of the substance at an atmospheric pressure of 76..
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