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The 250-mL Erlenmeyer flask has the mass of 78.639 grams. The mass of 250-mL Erlenmeyer flask and water =327.039 grams. Supposing the water density =1.00g/mL at normal temperature then determine what is the exact volumeof the 250-mL Erlenmeyer flask express your answer (in mL)?
Use a drawing program to draw a beaker.
Complexometric titration and stoichiometry - How many grams of chloride ion were present in sample
Compute the work done when 55.0 grams of tin mixes in excess acid at the pressure of 1.00 atm and at a temperature of 24°C.
Find out the eq molar concentration of SCN- in the system.( Kc=[FeNCS2+]/[Fe3+][SCN-] =271.5)
Determine the molar concentration of chloride ions after adding 225 ml of 0.625 MKCL with 615 ml of 0.385M MgCl2 if final volume of the solution is 840ml.
An equilibrium mixture of this reaction(NH4HS(s)?NH3(g)+H2S(g)) at a certain temperature was found to have [H2S]= 0.350M and [NH3]= 0.276M .What is the value of the equilibrium constant (Kc) at this temperature.
What is the atomic radius of each atom that composes it If the length of a face centered cubic unit cell is 0.200 nm,?
compute the partition coefficient for the compound between C 6 H 14 and H 2 O (Kphexane/water).
What is the temperature change If 84 joules of heat are added to a pure gold coin with a mass of fifteen grams? It is given that the Specific heat capacity of Au= 0.128
The temperature of Beaker X = 75°C and the temperature of Beaker Y = 50°C after Five minutes . determine the temperatures be after another 5 minutes have passed?
Determine which ion will precipitate first and at what concentration of sulfate ion will the first precipitate begin to form?
Calculate empirical formula of this compound & molecular formula and calculate the molality of solution of sulfuric acid?
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