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A metal sample weighing 25.876 grams was added to a graduated cylinder containing 25.00 mL of water. The volume of the water plus the sample was 29.55 mL. What is the density of the metal?
Calculate the percentage error likely to arise in an experiment if 1-mL, 5-mL, and 10-mL pipets are used for the transfer and each pipet contains five drops of water adhering to the inside of the barrel. A single drop of water has a volume of appr..
You need to dissolve CaCl2 in water to make a mixture that is 41.0% calcium chloride by mass. If the total mass of the mixture is 363.9g what masses of CaCl2 and water should be used
Calculate the Specific heat of the metal if density of water is 1.00 g/mL.
Input the SMILES string for the final product formed from the following 2 step synthesis. Step 1: (E)-3-methylpent-2-ene is treated with molecular bromine (Br2) in the presence of water in the cold and dark
A 10.ml sample of aqueous HCL requires 24.32ml of 0.134M NaOH to reach the endpoint. What is the molar concentration of HCL?
Draw a diagram showing the hydrogen bonding of an ammonia molecule with two other ammonia molecules. (Draw complete Lewis structures.
you have an unknown which may or may not be a hydrocarbon. it gives a negative test with br2chcl3 but decolorizes
If the step for digesting the precipitate were omitted what would be the probable consequence of reporting the percent limiting reactant in the salt mixture Explain?
what will the concentration be after 9.00 minutes? Part B A zero-order reaction has a constant rate of 1.30×10^?4 M/s. If after 60.0 seconds the concentration has dropped to 8.00×10^?2 M, what was the initial concentration?
How many grams of benzoic acid would you add to 30 mL of 0.27M sodium benzoate in order to prepare a buffer solution at pH=4.5? Ka of benzoic acid is 6.3E-5.
Attractive intermolecular forces exist between the molecules in the gas. The effect of these attractive intermolecular forces in a real gas is to
The vapor pressure of dichloromethane at 0C is 134mmHg. The normal boiling point of dichloromethane is 40C. Calculate its molar heat of vaporization.
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