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what volume of 384 m hydrochloric acid is required to consume 412 grams of zinc to form aqueous zinc chloride and
when 450 g of an unknown nonvolatile nonelectrolyte is dissolved in 5000 g of water the resulting solution freezes at
the volume of a sample of nitrogen is 600 liters at 35oc and 740 torr what volume will it occupy at
what is the molarity of 200 l naoh solution prepared from the dilution of 5000 ml of 191 m
if 628 g ca react with 923 g hcl according to the reaction below how many grams of hydrogen gas will be produced and
calculate the amount of work done for the conversion of 100 mole of ni to nico4in the reaction below at 75oc assume
simple cubic packing when r mno has either nacl type structure or the cscl type structure the edge length of the mno
assume that coal is pure carbon with a density of 1280 kgm3 and that the particle is spherical with an initial diameter
a coffee cup calorimeter having a heat capacity of 451 joc was used to measure the heat evolved when 00300 mol of naohs
what are the major sources and emissions of air pollution in your community what chemicals are they emitting and how
suppose 68 g of carbon monoxide is reacted with 8g of hydrogen gas to produce methanol chemical formula ch3oh or ch4oa
in the following problem you must1 determine the correct formula for each reactant and product2 determine the correctly
what is the volume occupied by 291 g of argon gas at a pressure of 123 atm and a temperature of 399
carbonic acid h2co3 is a diprotic acid withka1 42times10-7and ka2 48times10-11 theion product for water is kw 10
a 100 l flask is filled with 100 g of argon at 25 c a sample of ethane vapor is added to the same flask until the total
what is the maximum mass in grams of aluminum chloride that could be obtained from 250 mol of barium chloride and
a soil analysis was done for the exchangeable cations in the soil and the results were as followsca 18 gkg atomic wt
discussion 1 in this discussion consider how fats are digested and utilized in the body address the following questions
when silver tarnishes silver metal reacts with the element sulfur to form a gray deposit of ag2s if ag reacts with s to
hello need help with the following chem questionsnbspaluminum reacts with chlorine gas to form aluminum chloride via
directionsrefer back to equation 2 and consider carefully whether you could simply have used the ph value of the
a sample has a specific heat of 0155 calgmiddotdegc how much energy will be required to raise the temperature of the
please respond to one of the below questions in detail these questions are taken from sam keans questions and topics
what is the net ionic equation for the following reactionagno3 aq nacl aq agcl s nano3
a 120 ml sample of a compound has a density of 144 gml what is the weight of the sample in