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The GC/MS analysis of the compound gave one major compound. The base peak in the mass spectrum had a m/z value of 43. Identify the base peak and determine if it is consistent with 4-methyl-2-pentanone or 4-methylpentanal.
What is green chemistry. how does it relate to heating A mixture of sodium carbonate and sodium bicarbonate (lab)
43.8 ml of 0.170 M HCl is needed to neutralize 37.6 ml of Ba(OH)2 solution. What is the molarity of the base. 2 HCl + Ba(OH)2 =BaCl2 +H20
The density of a 50% solution of NaOH is 1.525 g/mL. What volume of a solution that is 50% by weight NaOH is required to make 1 Liter of 0.15M NaOH solution.
The peak was assigned as a Mn-Cl stretching mode of a contaminate manganese chloride species. Why would you expect this to be an erroneous assignment? Suggest a more likely source of this IR absorption.
How much heat is evolved in converting 1.00 mol of steam at 145°C to ice at -50.0°C? The heat capacity of steam is 2.01J/g?°C and of ice is 2.09J/g?°C.
what is the theoretical (or calculated) yield of NH4 Al (SO4)2 * 12 H2O formed from 1.872 g of Al(OH)3?Assume all other reagents are in excess
what solid is left behind when you dissolve acetaminophen completely in 1:1 dichloromethane
What is the molarity of C6H12O6 in an aqueous solution that is prepared by dissolving a 20.95 g sample of impure C6H12O6 in water to make 1,450 mL of solution. Assume that the sample is 93% C6H12O6 by mass. Enter your answer in mol/L, accurate to ..
What ions are in these solutions. cold tap water, 0,9 % NaCl (aq), 0,1 M acetic acid, 0,1 M HCl, 0,1 M NaC2H3O2 (aq), 0,1 M ammonia.
a student heated a .546 gram pure chemical in an atmosphere of oxygen gas until it had completely reacted the final chrominum compound weighed .798 grams what is the empirical formula of this compound?
how many atoms of copper are there in this wire?
If 5.50 g of the unknown compound contained 0.183 mol of C and 0.367 mol of H, how many moles of oxygen, O, were in the sample?
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