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Calculate the molarity of the following solutions 1.50moles of glucose in 4.50L of glucose solution
If the following reaction occurs, then what temperature will the water reach, assuming that the cup is a perfect insulator and that the cup absorbs only a negligible amount of heat
If the reaction of phosphate ion with water is ignored define what is the total concentration of ions in a solution prepared by dissolving 3.00 g of K3PO4 in enough water to make 350mL of solution
Explain which of the following is the balanced net ionic equation for the reaction between zinc (II) bromide and silver (I) nitrate? a. Zn(NO3)2(aq) + AgBr(s)?ZnBr2(aq) + AgNO3(aq)
From the data below, calculate the total heat (in Joules) needed to convert 0.333 mol of gaseous Ethanol (MW - 46.07 g/mol) at 300 degrees Celsius
Determine the empirical formula and draw a possible structure for an organic compound with the elemental composition
a 21.496 g sample of magnesium is burned in air to form magnesium oxide and magnesium nitride. when the products are
Determine the magnetic field B a distance z above the center of a circular loop of radius, r. After that show that the magnetic field at a given point inside a solenoid of n turns/unit length as well as carrying a current I is: B= 2 n I (cos1 + co..
A reverse osmosis unit is used to obtain drinkable water from a source that contains 0.570 g NaCl per liter. What is the minimum pressure (in torr) that must be applied across the semipermeable membrane to obtain water. Assume room temperature or ..
a very important material assembly approach based onbiomolecular recognition is provided by use of a pair of
When sodium carbonate reacts with hydrochloric acid, the carbonic acid that is formed immediately breaks down into carbon dioxide and water.
Explain how many coulombs (C) of electrical charge must pass through an electrolytic cell to reduce .44 mol Ca 2+ ion to calcium metal
A solution is made by mixing 12.0 g of NaOH and 75.0 mL of 0.200 M HNO3. Calculate the concentration of each ion remaining in the solution and determine whether the solution is acidic or basic.
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