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if a 2.743g sample of MgSO4.7H2O were heated strongly, what would be the expected mass of the cooled dehydrated salt?
If 1.020g of KHC8H4O4 (204.23g/mol) is completely neutralized with 0.200 M KOH, what volume of potassium hydroxide is required. KHC8H4O4(aq) + KOH(aq) -(arrow to the right) K2C8H4O4(aq) + 2 H2O(1)
By utilization of the Vander Waals equation, determine the volume at which three moles of N2 gas will exert a pressure of 50atm at 5C.
Calculate the number of moles of solute present in 75.0 g of an aqueous solution that is 1.50 % sucrose (C12H22O11) by mass.
in hundreds of thousands of homes across the country family swimming pools and spas require sanitation and maintenance
Draw (A) eclipsed, (B) gauche, and (C) anti conformations of the second C-C bond in 1-pentanol using Newman Projections, wedge and dash diagrams, or sawhorse diagrams.
A quantity of gas originally held at 4.75 atm pressure in a 1.00 L container at 26 Celsius is transferred to a 12.0 L container at 20 Celsius . A quantity of O2 gas originally at 5.15 atm and 26 Celsius in a 5.10 L container is transferred to this..
Explain how the electronic properties of an attached group can affect the rate of electrophilic aromatic substitution and the orientation.
How do the two graphs compare if the frequency factor of the second reaction is higher than the frequency factor of the first reaction but the two reactions have the same activation energy?
Propose a synthesis of ethyl neopentyl ether, C2H5OCH2C(CH3)3, from an alkyl bromide and any other reagents
Supplementary, the molecular weight of the compound was found by the Dumas Method to be 118.6 g/mol. Determine the empirical formula as well as the molecular formula of the compound.
water and placed in a polarimeter tube 20.0 cm long. The measured rotation was -2.17° at 25 °C. Calculate the specific rotation of the compound.
boyles law states that when a sample of gas is compressed at a constant temperature the pressure and volume satisfy the
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