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Give a possible molecular formula for C3H5ClO and the molar mass of your possible molecular formula and calculate the percent Cl in that molecule.
an empty flask has a mass of 123.4 grams. when the flask is filled with water, the mass is 211.6 grams. if 10 grams of zinc (density=7.14g/cm3) are added to the flask filled with water, what is the new mass of the flask?
which term in the nswer for part c resists compression? Which term resists stretching? sketch a graph of f(R) at three different temperatures. Does it require more or less force to stretch the polymer as the temp increases?
The absorbance of the solution was 0.685 at 415nm and 0.513 at 455nm. What were the percentages of titanium and vanadium in the alloy?
An aqueous solution i s10.0% glucose by mass and has a density of 1.039g/ml at 20 degree Celsius. Calculate the freezing point and the normal boiling point of this solution
Assume that the products are carbon dioxide and water. Answer the following question: If ONE mole of iso-octane is burned, how many mols of water are formed
For the following molecules and ions, draw a Lewis structure, calculate formal charges for each atom, and determine the oxidation number for each atom.
Aluminum metal shavings (3.200g) are placed in 60.00 mL of (6.00 M hydrochloric acid. 1.00 L of hydrogen gas is collected in a buret over at 20 degress celsius and 1 atm. P(H2O)=17.5 torr.
10 g potassium chlorate is decomposed producing oxygen gas and potassium chloride: 2KClO3 + heat -> 2KCl + 3O2. The actual yield of oxygen measures 3.915576 g. Calculate the theoretical amount of oxygen based on your starting mass of reactant.
What is the millimolar solubility of oxygen gas, in water at 16 , if the pressure of oxygen is 1.00 ?
Calculate the pressure when the volume is 1.27 L and the temperature is 3.00 × 102 K.
the pH of a saturated solution of a metal hydroxide MOH is 9.30. calculate the Ksp for the compound
in a strongly acidic solution the amino acid lysine esists as the dication. as the pH is raised, what monocation is formed by the loss of a proton form the dication?
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