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Which do you think would be larger and why? The first ionization energy, IE1, of Ne,The second ionization energy, IE2, of Na
An aerosol spray can with a volume of 350. mL contains 2.29 g of propane gas (C3H8) as a propellant. (a) If the can is at 25°C, what is the pressure in the can? (b) What volume would the propane occupy at STP?
Explain Molecular and Empirical Formulas, Ibuprofen, a headache remedy, contains 75.69% C, 8.80% H and 15.51% O by mass, and has a molar mass of 206g/mol.
NH3(Ammonia ) is widely used in many household cleaners and as a fertilizer. Calculate How much ammonia (in units of mol) is produced when 7.8 mol of H gas react with an excess of N gas.
Bomb Calorimeter, gross heat of combustion, In the following experiment 1.1651g of benzoic acid (6318 cal/gm) produced a net corrected temperature rise of 3.047C, also 8 cm (2.3 cal/cm) of fuse wire were consumed in the firing.
Calculate the mass of hydrogen per oxide needed to obtain 0.460 L of oxygen gas at STP. 2H2O2(aq) → 2H2O(l) + O2(g).
If a reaction mixture initially contains 486 of and 261 of , what is the mole fraction of when equilibrium is reached.
If 1.500 g of a solute having a molar mass of 125.0 g were dissolved in 35.00g of camphor, what would be the resulting freezing point of the solution.
Name the highly volatile liquid may cause grave danger to The Environmental Health & Safety and Fire Safety professionals at happening scenes as its vapor
A sample of sodium reacts completely with 0.568kg of chlorine, forming 936g of sodium chloride. What mass of sodium reacted.
how many moles of Cu2O can be produced from the reaction of 0.66 mol Cu with 0.40 mol O2?
Determine what is the percent yield of the reaction If 15.0 grams of Nitrogen and 2.00 grams Hydrogen react to produce 1.38 grams of Ammonia?
How many cubic centimeters of an ore containing only 0.22% gold (by mass) must be processed to obtain $100 worth of gold.
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