Stoichiometry A sample of well water contains 140 gm/m³ Ca²⁺ ions and 345 gm/m³ Na⁺ ions. The hardness of the sample of water, expressed in terms of equivalent CaCO₃ in gm/m³ is (assuming atomic masses of Ca :40, Na : 23, C : 12, O : 16) 485 350 345 140 485 350 345 140 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Disappearance of snow in subzero weather exemplifies the process of Evaporation Melting Vaporisation Sublimation Evaporation Melting Vaporisation Sublimation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Elements in a periodic table are arranged in order of their Mass number Atomic weight Atomic number Metallic characteristics Mass number Atomic weight Atomic number Metallic characteristics ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The average value of heat of neutralisation of dilute solution of strong acids and strong bases is about __________ kcal/kg.mole of water formed. 6680 97302 13360 2481 6680 97302 13360 2481 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Assuming applicability of ideal gas law, the pure component volume of the vapor in a saturated gas can be calculated from theoretical relationship. The volumetric composition of a vapor saturated gas is independent of the Temperature of the liquid Nature of the liquid Total pressure Nature of the gas Temperature of the liquid Nature of the liquid Total pressure Nature of the gas ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Percentage saturation of a vapor bearing gas is always __________ the relative saturation. Equal to Higher than Either A or B; depends on the system Smaller than Equal to Higher than Either A or B; depends on the system Smaller than ANSWER DOWNLOAD EXAMIANS APP
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