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To determine the density and the molar mass of a gas. A 2.10 L vessel contains 4.65 g of gas at 1.00 atn and 27.0 degrees C.
a) compute the density of the gas in grams per liter.b) What is the molar mass of the gas?
Toxicologists use the term LD50to describe the number of grams of a substance per kilogram of body weight that is a lethal dose for 50 percent of test animals. Calculate the number of arsenic(VI) oxide molecules correspo ...
1- Calculate the volume at 20c and 1 atom of so2 produced by conventional roasting of 9.561 tinned 9561 kg of copper sulfide ore, CuS. 2- What volume in liters of pure sulfuric acid d= 1.8305 g/cm3 could be produced from ...
Explain and show the Chemical properties of tihydric alcohol
Suppose a scientist repeats the Millikan oil-drop experiment but reports the charges on the drops using an unusual (and imaginary) unit called the warmomb (wa). The scientist obtains the following data for four of the dr ...
Part 1: Baking Soda to Salt Experiment Pre-Lab: A group was doing the chemical reaction to change a carbonate into a chloride. They chose potassium carbonate, and used aqueous hydrochloric acid in the reaction. The p ...
Hi! I'm in 8th grade and don't understand my homework. The question is; "Relative to 0 degrees C, the amount of thermal energy in a quantity of water is its mass x temperature x specific heat. The specific heat of water ...
CHEMICAL BONDING MCQ Questions Isostructural species are those which have the same shape and hybridization. Among the given species identify the isostructural pairs. [NF 3 and BF 3 ] [BF 4 - and NH 4 +] [BCl3 and BrCl 3 ...
How is hydrogen peroxide storage in equatorial places (phil)? should it require 2-8 deg C? or ambient room? any special cabinets or equipment sof storing?
Chemical properties of dihydric alcohol
Assignment Measurement The following mass and volume data is given in the sequnce in which it was obtained: 1)mass of beaker, empty tube: 29.661 g ; 2)beginning liquid level, 17.13 mL; 3)ending liquid level, 29,75 mL; 4) ...
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