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Formic acid, HCHO2, is a convenient source of small quantities of carbon monoxide. When warmed with sulfuric acid, formic acid decomposes to give CO gas. HCHO2(l) ? H2O(l) CO(g) If 4.87 L of carbon monoxide was collected over water at 25.0°C and 623 mmHg, how many grams of formic acid were consumed?
Determine the mass of the hydrate and the mass of the sulfate after removing the water. 2. Calculate the number of moles of water and the number of the moles of the anhydrous sulfate
Acetic acid flowing at the rate of 20kg pe min. Product p is of combination leaves at rate of 100 kg per minute. Determine the composition of p?
Explain the structural feature of Acetanilide molecule - Identify one structural feature of the acetanilide molecule
One mole of He is heated from 200 degree C to 400 degree C at a constant presure of 1 atm . Given that absolute entropy of He at 200 degree C is 810 J/K/mole and assuming He is a perfect gas
Determine the mass of H 2 O in the flask and it's the true volume at 20° C?(at 20°C the Density g/mL=0.9982071,20°C the volume of 1g of water (mL) corrected for buoyancy is 1.0029 )
If 15 grams of copper (II) chloride react with 20 grams of soduim nitrate, how much sodium chloride can be formed?
A laboratory method of preparing oxygen gas involves decomposition of solid potassium chlorate. The products of the reaction are solid potassium chloride and oxygen gas.
here A solution of a primary standard KHC8H4O4 was prepared by dissolving 0.4877g potassium hydrogen pthalate in 50 ml H2O. Titration with KOH required 23.84 ml to reach a phenopthalein end point . What is the molarity of KOH
If 27.2 mL of NO2 gas is completely converted to N2O4 gas under the same conditions, what volume will the N2O4 occupy?
sample of hydrogen gas initially at 29C and 7.0 L iscooled until its final volume is 2.9 L. What is its final temperature
What method will you utilize to remove the organic liquid from the naphthalene? What is the name of the organic liquid being removedand why does this method work?
write the full mechanism and balanced equation for the reaction of horseradish peroxidase as an enzyme
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