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A sample was decomposed in the laboratory and found to have 38.67g C, 16.22g H, and 45.11g N.
a) Find the molecular formula of this compound if the Formula mass is 62.12 g/mole.
b) Determine how many H atoms would be in a 3.50g sample of this compound.
If 84 g of CO reacts to produce 63 g of CH3OH, What is the percent yield of CH3OH?Answer in units of % ?
Calculate the value of the equilibrium constant for the overall solution process for the sparingly soluble salt in the presence of ammonia.
How many grams of Ag3PO4 can be produced from the reaction of 2.50 L of a 0.200M AgNO3 with an excess of 0.750 K3PO4 solution according to the following equation?
How much heat in kilojoules is required to warm 10.0 g of ice, initially at -10.0^\circ C, to steam at 110^\circ C. The heat capacity of ice is 2.09 {\rm J}/{\rm g} ^\circ {\rm C} and that of steam is 1.84
A 460 g chunk of iron is removed from an oven and plunged into 370 g water in an insulated container. The temperature of the water increases from 25 degrees C to 86 degrees C. what must have been the original temperature of the iron
Predict whether a reaction will occur in each of the following. if so write the balanced chemical equation as well as the net ionic equation. Phases are all required for all species.
If a nail made of elemental iron [Fe(s)] is placed in an aqueous solution of a soluble palladium (II) salt [Pd2+(aq)], the nail will gradually disappear as the iron enters the solution as Fe3+ (aq) and palladium metal [Pd (s)] forms.
The compound dichlororodifluoromethane (CCl2F2) has a normal boiling point of -30C, a critical temperature of 112C, as well as a corresponding critical temperature of 40 atm. If the gas is compressed to 18 atm at 20C, will the gas condense. Why if..
Calculate the molarities of HC2H3O2 and NaC2H3O2 in the buffer solution you will prepare in this experiment. The buffer solution consists of 50mL and 0.20M of NaC2H3O2 and consists of 10mL and 1.0M of HC2H3O2
Calculate energy emitted by an electron in the 8th energylevel relaxing to the 2nd enegy le el in a Be ^3+ ion. Calculate enegy emitted by electron in the 8th energy level relaxing to the 2nd level in a Be atom
when x rays of wavelength 0.124 nm are diffracted by a metallic crystal the angle of first order diffraction n1 is
Determined the absolute and percent relative uncertainty and express with a reasonable number of significant figures.
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