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using a solution contains 10 ammonium by mass and hasnbsp density 099 gcm-3 determinenbsp hydroxyl and hydrogen ion concentration in this solution
consider the given equation asnbsp 2naclaq h2o --gt cl2g h2 g 2naoh aq it shows the electrolysis of a brine solution calculate mass of ccl4
physical properties of diethyl ether c2h52o are given as deltahdeg fusion 766 kjmol melting point -1160degc deltahdeg vaporization 260 kjmol boiling
consider this equation 2al 3br2 --gt 2albr3 react according to this equation1900 g of al and 146 g of br2nbsp used now calculate what mass of albr3
150 moles of gas are in a 800 litre tank at temperature of 246 degree celsius calculate the pressurenbsp difference between ch4 and an ideal gas
calculate how many moles of sodium phosphate are needed to react completely with 46 mol of calcium nitrate cano32 to form sodium nitratenbsp nano3
170 g of nh4no3 is mixed with 790 g of h2o in a coffee-cup calorimeter at an initial temperature 2500 degree celsiusnbsp the final temperature of the
determine what volume of 300m hcl in liters is required to react completely with 0500l of 0200m na2co3a gas sample in a cylindrical chamber with a
according to the given reaction c2h5oh3o2 reacts with 2co23h2o a 356g sample of ethanol c2h5oh is burned a bomb calorimeter calcultate what is the
calculate the specific heat capacity of this sample of mercury if the amount of energy required to heat 200 grams hg from 50 degrees c to 85 degrees
determine how much energy will be required to heat 697 gal of h2o from 22 degree celsius to 110 degree celsius if it is given that 100 gal weighs 377
the given equation 3 c2h5oh 4 kmno4 --gt 3 ch3cooh 4 mno2 4 mno2 h2o describes the oxidation of ethanol c2h5oh to acetic acid ch3cooh by
propane c3h8 is used in gas barbeque grills producing 2044kj per mole of c3h8propane write the balanced chemical equationnbsp and determine how much
if anbsp nonvolatile yellow crystalline solid sample of 0351 g is dissolved in benzene c6h6 of 158 g formed a solution this solution freezes at the
using a sample of a compound containing only oxygen and chlorine reacts with an excess of h2 gas to give 0206 g water and 0278 g hcl clxoy in
having a block of wood is either pine or oak with dry weight 198 lbs and can displace a volume of 27 gallons of h2ofind either the wood oak or pine
a mixture of mgco3 and caco3 was dissolved in hcl 164g of a mixture of calcium carbonate and magnesium carbonate was dissolved in 50ml of 08 m hcl
calculate how many joules are needed to heat 182g of tin from 24cdeg to 377cdegwe needed a 50ml of a 01 m tris buffer ph 90 then we added 10 n hcl or
how many grams of oxygen gas are requirednbsp if it is desired to inflate a baggie withnbsp 842 milliliters volume by filling it with o2 gasnbsp at
140 m solution of 750 mlnbsp is diluted to a total volume 278 ml a 139-ml portion of that solution is diluted by mixing 117 ml of h2o determine the
determine how hot should be the air in a ballon be heated ifnbsp it has initially a volume of 750 l atnbsp the temperature of 20 degree celsius and
considering the given equation 4 ko2 2 h2o 4 co2 gt 4 khco3 3 o2 find out how many moles of water h2o are required to react with 1314 moles of
using a sample of gas where 20 atmnbsp is the pressure exerted by a gas while it has a volume 350 cm3 now you need to calculate what will be the
explainnbsp the structure for 4-ethyl-23-dimethyl-2-hepteneusing a sample of gas under a 622 kpa of pressure nbspand 233 cm3 of volume the