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How many grams of oxygen are collected in a reaction where 231 mL of oxygen gas is collected over water at a temperature of 25°C and a total pressure of 697 torr?
It takes 47 mL of 0.124 M KOH to neutralize 47.8 mL of H2SO4 solution. What is the concentration of the H2SO4 solution? Answer in units of moles/liter
Determine the numbers of moles of S8 that are required to make 0.600 moles of SF4.
Find the volume of a molar solution - What volume of a 0.250 molar solution of silver nitrate, AgNO 3 , is required to react with 18.6g of potassium phosphate
Calculate the specific heat was? Would your computed specific heat be , too low, too high or not affected if you had not dried the metal before placing it into the Styrofoam cup. Explain your answer?
Formation of molecules in a reaction, Using the reaction of hydrogen chloride (hydrochloric acid) and calcium hydroxide to produce water and calcium chloride answer the following
When 100.g Mg3N2 reacts with 75.0 g H2O, 15.0 g of NH3 is formed. What is the % yield?
A quantity of N2 occupies 62.2 L at a particular temperature and pressure. Its density is 0.900 g/L. How many moles of N2 are in the container?
a 130g piece of metal is heated to 286C and dropped into 87.0g of water at 26C, if the final temperature of the water is 58.3C.
The vapor pressure of pure methanol, CH3OH, at 30 C is 160. torr. How many grams of the nonvolatile solute glycerol, C3H5(OH)3, must be added to 131. g of methanol to obtain a solution with a vapor pressure of 133. torr.
Guesstimate the extent of the dipole moment of H 2 O in Debye units, treating H 2 O as three point charges. suppose the O-H distance = 1.00 A, angle H-O-H =104°. The
What is atmospheric pressure in atmospheres in Denver for heat of fusion=40.6kj/mol at 95 degee celsius
Anton Von L. a 17th century pioneer in the use of the microscope, described the microrganisms he saw as "animalcules" whose length was "25 thousandths of an inch."
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