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1. Assume that the specific heat of the water(H2O) 1.00 caVg x"C then calculate how many calories of heat are needed to increases the temperature of 550 grams H2O from 12 degree celsius to 18 degree celsius?
2. Using a sample of vinegar that is found to contain 8.3% CH3COOH (acetic acid ) and have a density of 1.006 g/ml you need to calculate that how many grams of CH3COOH(acetic acid ) are present in 1.60L of this solution of vinegar?
Determine the percent by mass of calcium carbonate in the sample
Using the information below, calculate the mass of benzene in each phase and find the total mass of benzene at the site.
Cd2 forms two complexes with C2H3O2, with the following formation constants:(a) Find K2 for the reaction, (b) You prepare 1.00 L of solution containing 0.110 mol CH3CO2Na and 4.00 × 10-4 mol Cd(ClO4)2. Compute the fraction of cadmium in the form ..
Write the structures of the saytzeff elimination
Find out how many total moles of gas are produced If a sample has 2.10 mL of nitroglycerine (density = 1.592 g/mL) is detonated?
Explain would the calculated molarity of NaOH be too high or too low If the KHP weighed in your experiment today was contaminated with some unknown inert substance.
Prepare the molecular formula for given compounds and determine the amount of molecules present and write the molecular formula and determine how many grams of each you have
A student analyzed and recorded two potassium emission spectra: 1) one using 0.10 M Potassium sulfate solution; 2) one using 0.10M Potassium nitrate solution;. Determine why will significant differences be observed in the two emission spectra.
Identify the unknown gas - Find the molecular formula of the compound
Correlation of structure with the melting point - What structural aspect of these 18-carbon fatty acids can be correlated with the melting point?
Given chemical reaction is used to produce electricity in lead storage battery that used in automobiles generally.
Sketch Flow diagram and explain the extraction process - What is the purpose of extracting the organic layer with water in the first extraction step?
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