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Explain what is better for cleaning when a hard water is used a soap or a detergent and why?
a student performed the nitration of benzoic acid. shehe started with 7.2 g of starting material and obtained 4.8 g of
propane, C3H8, is common fuel used for cooking and home heating. What mass of O2 is consumed in the combustion of 1.00g of propane. I am having a hard time getting the balanced equation for this to solve the rest
a beaker with 130ml of an acetic acidbuffer with a ph of 5.00 is sitting on a benchtop. the totalmolarity of acid and
a 2.50-l vessel contained 0.0153 mol of phosphorus trichloride 0.0123 mol of phosphorus pentachloride and 0.0831 mol of
Sucrose (C12H22O11), which is usually known as table sugar, reacts in dilute acid solutions to form two simpler sugars, glucose and fructose, both of which have the formula C6H12O6. Explain is the reaction first order or second order with respect t..
High-pressure liquid chromatography (HPLC) is a method used in chemistry and biochemistry to purify chemical substances. The pressures used in this procedure range from around 500 kilopascals (500,000) to about 60,000 (60,000,000)
Explain how some solids (compounds that are solids at room temperature) can be analyzed by gas chromatography. Also, how can they be introduced into the injector port and column
1. some sulfuric acid is spilled on a lab bench. it can be neutralized by sprinkling sodium bicarbonate on it and then
weigh out about 10 g of naoh pellets and transfer them to 1 l bottle preferably plastic as naoh etches glass. add about
What is the maximum number of grams of NH4SCN (s) that can be prepared from 9.00 g of CS2 (L) and 3.00 g of NH3 (g). The reaction is CS2 (l) + 2 NH3 --> NH4SCN (s) + H2S (g)
If 4.00 ml of vinegar needs 42.0ml of 0.110M NaOH to reach the equivalence point in a titration, how many grams of acetic acid are in a 1.10qt sample of this vinegar?
What is the osmotic pressure of a soda which has about 40 grams of sucrose in 500 mL of water
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