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What is the distance between two triply bonded carbon atoms, in units of miles, if the bond length is 121 pm? I have also attached two documents of the question?
The temperature of a sample of water increases from 21.9°C to 45.3°C as it absorbs 5669 J of heat. What is the mass of the sample.
a compound of iodine and cesium contains 63.05 g of metal and 67.75 g of nonmetal. how many grams of cesium are in
How many liters of 0.2805 M C6H12O6 (aq) contain 1.000g of C6H12O6?
Problem- Using 25 mL volumetric flaks, prepare a minimum of 5 dilutions of the stock 250 ppm calcium solution to cover the range of 1-20 mg/L of calcium. Diluting to the mark with 0.50 M HCl.
calculate the mass of sodium nitrate required to produce 7.00 grams of oxygen according to the following reaction: 2NaNO3 = 2NaNO2 + O2
What is the purpose of dissolving the acetanilide in glacial acetic acid prior to beginning the nitration reaction? What happens when you mix sulfuric acid with nitric acid?
what is the chemical equation name and formula for the follwing?when strongly heated magnesium sulfide formed a yellow
which catalysts are used for the polymerization of tetraflouroethene to form teflon? and for the polymerization of
consider the following tetra-substituted cyclohexane. Draw both chair conformations of this compound. Determine which conformation is more stable
The Ka for cacodylic acid (C2H7AsO2) is 5.37 x 10-7. An amount (0.1035 g) of this compound is added to 0.5 L H2O. What is the resulting pH of this solution
It is often necessary to do calculations using scientific notation when working chemistry problems. For practice, perform each of the following calculations
What is the molar mass of a compound if one mole of the compound contains two moles of oxygen atoms, 6.022 × 1024 hydrogen atoms, and 60.05 grams of carbon?
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