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What is the mass of a 30.3 L sample of carbon dioxide gas at a temperature of 30.0 oC and a pressure of 124 kPa?
Calculate the value of the activation energy for decomposation of NOCL?
an ethylene glycol solution has 21.2 grams of ethylene glycol c2h6o2 in 85.4ml of h2o. calculate the freezing point and
While performing sn2 chemistry- synthesis of 1-bromobutane from butan-1-ol, Explain what would be the purpose of refluxing the RXN mixture for 30 minutes as an alternative of just boiling and what would need modified if you used 1-chlorobutane ins..
you have 54.25ml NO2 gas. how many grams of NO2 at STP are there? Show method of calculation, also formula that used and please round off to inappropriate sig.
A student is required to generate 90.0 mL of carbon dioxide at 750 mm Hg and 21C using potassium hydrogen carbonate and HCl. What is the mass of the potassium hydrogen carbonate needed?
Complete the Metal Activity Series below by considering the numbers you wrote in the final column of Table 8.2 (ignore Metal ‘Pg' for the moment).
An underground reservoir contains natural gas at a pressure of 425 kPa and a temperature of 15 °C. If the volume of the reservoir is 1.3 x 104 kL
write two equations that show thw two-stage ionization of sulfurous acis in water.(H2SO3) which stage of ionization is likely favored?
A solution was prepared by dissolving 0.450 g MgSO4 (FW=120.363g/mol) in 0.500L of water. A 50.0 mL aliquot of this solution consumed 37.60 mL of EDTA solution in a titration. How many milligrams of CaCO3 (FW=100.089g/mol) will react with 1.00 mL ..
How much of the drug substance has to be used (calculate)? B) How much NaCl do you need to add to hace an isotonic preparation?
a 486 mL sample of water was cooled from 50C to 10C. assuming a specific heat of 4.184 J/K g and a density of 1.00 g/mL, find the amount of heat transferred.
Question- A buffer is prepared by adding 30.0g of sodium acetate (CH3COONa) to 600mL of a 0.150M acetic acid (CH3COOH) solution. Determine the pH of the solution. Ka=1.8 x 10^-5
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