Inorganic Chemistry Answers

the chemical formula of petrol is C12H26.if we want to burn completly one litre in air.find out mass ,moles and volume of oxygen.volume of air (hint:O2 21% of air mixture).how much CO2 is produce by mass,volume.soppose 1 litre=1000g

coordination compound example with organic ligand and structure

at 25 degree celsius the vapor pressure of pure water is 27.76 mmHg and that of a dilute solution aqueous urea solution is 22.98 mmHg. estimate the molality of solution.

Calculate the number of moles (of molecules) in the following samples.(Avogadro's # = 6.02 x 1023 molecules per mole)
(A) 9.93 g H2O

a 125 lb patient is reciving a drug at a rate of 0.300mg per 1.00kg of body weight. if the drug is supplied as a solution containing 5.00 mg/ml how many milliliters of drug solution should the patient

The density of mercury is 13.51 g/mL. If you have 2.50 kg of liquid mercury, what volume would it occupy?

If 3.0 L of oxygen gas at is cooled at constant pressure until the volume becomes 1.50 L, then what is the final temperature?

what five elements whose ions might produce color in water. indicate cations and/or anions containing those elements that occur in ionic compound

The space shuttle burns liquid hydrogen and oxygen in the main engine.? If 102000 kg of liquid hydrogen is carried on particular launch. What mass of liquid oxygen is necessary for all the hydrogen burnt. 2H2(g) + O2(g)------> 2H2O

Show whether seawater of the composition given in the below satisfies electroneutrality.

Cl(- ) conc.:18.980‰ ; K (+) conc : 0.380 ‰ ; HCO3 (-) conc: 0.142‰ ; Br(-) conc :0.065 ‰ ;
Na( + )conc. 10.560 ‰ ; SO4 (2-) conc. : 2.560 ‰ ; Mg (2+) conc:1.272 ‰ ; Ca(2+) conc : 0.400 ‰ ; B(OH)4( -) conc.: 4.6 ‰ ; Sr ( +) conc:13ppm ; F(-) conc : 1.4 ppm ; Rb(+) conc :0.2 ppm ; Al(+3) conc: 0.17 ppm ; Li(+) conc: 0.1 ppm ; Ba( +2) conc: 0.05 ppm ; I (-) conc: 0.05 ppm