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) 140 345 350 485 140 345 350 485 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is not a unit of kinematic viscosity? Poise Stoke Cm²/second None of these Poise Stoke Cm²/second None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A chemical process is said to occur under unsteady state, if the Ratio of streams entering/leaving are independent of time Inventory changes do not take place None of these Flow rates & composition both are time dependent Ratio of streams entering/leaving are independent of time Inventory changes do not take place None of these Flow rates & composition both are time dependent ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will Increase three fold Remain unaltered Increase nine fold Decrease three fold Increase three fold Remain unaltered Increase nine fold Decrease three fold ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat capacity of most substances is greater for the __________ state. Liquid Gaseous Solid None of these Liquid Gaseous Solid None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 kg/m² is equal to __________ mm water column. 1 1000 100 10 1 1000 100 10 ANSWER DOWNLOAD EXAMIANS APP
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