Calculate the final temperature
Calculate the final temperature (once the ice has melted) of a mixture made up initially of 75.0 ml liquid water at 29.0 degrees C and 7.0 g ice at 0.0 degrees C.
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I have 3 forms of a chemical BH+(aq), B(aq), B(organic), and other Ions H+(aq), OH-(aq), Na+(aq),Cl-(aq) in a solution. What would the charge balance be
Write the balanced ionic and net ionic equation for each What is the balanced ionic and net ionic equation for each: 1.) MgCO3 + HBR 2.) CH3CO2H + NH4OH 3.) AgNO3 + AlCl3 4.) BaF2 + H2SO4
Gallium-68 decays by positron emission, with a half-life of 68.3 min. How much 68Ga remains from a 10.0 mg sample after 683 min?
The normal boiling point of hydroquinone is 310°C. Calculate the pressure at which hydroquinone will boil at 200°C given that its Hvap is 73.38 kJ/mol.
A 2.54-cm-diameter faucet in the house can fill a cylindrical container with a diameter of 50 cm and a height of 32 cm in 12 s. How high above the faucet is the top of the water in the tower?
Is the reaction of iodoethane with sodium saccharin a SN1 or SN2 reaction. Explain why
Draw all the isomers you can come up with the formula C10H12O2. Must contain a benzene ring and a double bond. Also, much contain 8 unique carbon types.
How many mL of an ethanol-water solution prepared by dissolving 15.0 cm3 of ethanol (density= 0.789 g cm-3) in sufficient water to produce 120.0 cm3 of solution
A 20.29 g sample of impure MgCO3 is completely decomposed at 1000oC in previously evacuated 2.0 L reaction vessel. After the reaction was complete the solid residue had a mass of 15.9 g.
For each mole of glycine that burns, 973.49 kJ of heat is liberated. Use this information, plus values of ΔHf° for the products of combustion, to calculate ΔHf° for glycine.
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