What is the molecular formula of compound
Analysis of a carbohydrate showed that it consisted of 40.0 % C, 6.71 % H and 53.3 % O by mass. Its molecular mass was found to be between 140 and 160 amu. What is the molecular formula of this compound?
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NO-2 (aq) + H3O+(aq) is 4.3 × 10-4 at 25? C. Will nitrous acid spon- taneously dissociate when [HNO2(aq)] = 0.15 M and [NO-2 (aq)] = [H3O+(aq)] = 1.0 × 10-2 M?
For a certain chemical reaction,Delta H= -156KJ . Assuming the reaction is at equilibrium, classify each of the following actions by whether it causes a leftward shift, a rightward shift, or no shift in the direction of the net reaction.
At this point, the piston is locked with a pin and heat is transferred to a final temperature of 600K. Find the work and heat transfer for each process.
What is the percent yield of a reaction in which 222 g phosphorus trichloride reacts with excess water to form 141 g HCl and aqueous phosphorus acid (H3PO3)?
write the expression needed to convert the volume of the solution given in the problem to the volume needed to calculate
Write the structural formula of organic product that would result from the reaction:
The steel pipe is filled with concrete and subjected to a compressive force of 80 kN. Determine the stress in the concrete and the steel due to this loading. The pipe has an outer diameter of 80 mm and an inner diameter of 70 mm.
A copper cube measuring 1.58cm on edge and an aluminum cube measuring 1.68cm on edge are both heated to 56.4 degrees C and submerged in 100.0mL of water at 21.6 degrees C. What is the final temperature of the water when equilibrium is reached? (As
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