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Problem- Tin(II)Fluoride, dental product - Manfacturers have to make the tin(Ii) flurode first though they can add it to their products.
Sn(s) 2HF(g) SnF2(S) H2(G)
How many grams of tin(II) fluoride can be made from 49.6g of hydrogen fluoride if there is plenty of tin available to react?
By means of textbook reference solve the reactions given in above problem
Radioactive isotopes often occur together in mixtures. Suppose a 190 sample contains , with a half-life of 12 days, and , with a half-life of 4.5 days. If there are initially twice as many calcium atoms as there are barium atoms, what will be the ..
How much heat is produced in burning 8 mol of CH4 under standard conditions if reactants and products are brought to 298 and H2 O(l) is formed. What is the maximum amount of useful work that can be accomplished under standard conditions by this sy..
what will be the heat capacity in units of jk of a constant pressure coffee-cup calorimter that contains 100.0 ml of
Beakers 1 through 4 contain 2.3, 1.91, 5.985, and 0.52 g of dry potassium nitrate respectively. How many moles of potassium nitrate were recovered after the water evaporated
aspirin is a monoprotic acid its formula ishc9h7o4. acertain pain reliever was analyzed for aspirin by dissolving0.250
What is the equilibrium partial pressure of NH3 in atm?
What is the heat capacity of an empty glass mug weighing 300.0 g, and what quantity of heat is required to heat it from 25 oC to 75 oC?
Determine the theoretical mole ratio of NaCl to NaHCO3.
The pH of a 2.1 M solution of a weak acid, HA, at 298K is 1.85. What percent of the acid has dissociated
Question- Use the following given enthalpies to find the enthalpy of reaction for the unknown reaction. Given: Fe2O3(s) + 3 CO(g) --> 2 Fe(s) + 3 CO2(g) DeltaH= -26.7 kJ
the problem does not specific a g value and supposedly can be solved. has to do with 12 reactions -- can you take
At an underwater depth of 245ft, the pressure is 8.39atm. What should the mole percent of oxygen be in the diving gas for the partial pressure of oxygen in the mixture to be 0.21 atm, the same as in air at 1 atm?
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