Crude calcium carbide is made in an electric furnace by the following reaction `CaO+3C`` rarr`` CaC_(2)`+`CO` The product contains 80%`CaC_(2)`and 20% unreacted CaO How much CaO is to be added to the furnace charge for each 1280kg of pure `CaC_(2)` produced?

Crude calcium carbide is made in an electric furance by the following reactions: CaO+3CtoCaC_2+CO . The product contains 85% of CaC_2 and 15% unreacted CaO. (a). How much CaO should we start with to produce 450 kg of crude product?

Find the units of K_P and K_C for the following reactions. CaCO_3 (s) hArr CaO(s) +CO_2(g)

How much heat will be required to make 2kg of calcium carbide (CaC_(2)) according to the following reaction? CaO(s) +3C(s) rarr CaC_(2)(s) +CO(g) The heats of formations of CaO(s), CaC_(2)(s) , and CO(g) are -151.0,-14.0 ,and -26.0 kcal , respectively.

Calcium carbonate decomposes on heating according to the following equations: CaCO_(3)(s) Leftrightarrow CaO(s)+CO_(2)(g) How many moles of CO_(2) will be obtained by decomposition of 50g of CaCO_(3) ?

Polythene can be produced from calcium carbide according to the following sequence of reactions. CaC_(2)+2H_(2)Orarr Ca(OH)_(2)+C_(2)H_(2), C_(2)H_(2)+H_(2)rarr C_(2)H_(4), nC_(2)H_(4)rarr(C_(2)H_(4))n The mass of polythene which can be produced from "20.0 kg of "CaC_(2) is :

In the preparation of iron from haematite (Fe_(2)O_(3)) by the reduction with carbon Fe_(2)O_(3)+CtoFe+CO_(2) how much 80% pure iron may be produced from 120 kg of 90% pure Fe_(2)O_(3) ?

In the preparation of iron from haematite (Fe_2O_3) by the reduction with carbon Fe_2O_3+C rarr Fe+CO_2 how much 80% pure iron may be produced from 120kg of 90% pure Fe_2 O_3 ?

Carbon disulphide CS_(2) can be made from SO_(2) . The overall reaction is 5C+2SO_(2)rarr CS_(2)+4CO How much CS_(2) can be produced from 450 kg of waste SO_(2) with excess of coke the SO_(2) conversion is 82% .

In a gobar gas plant, gobar gas is formed by bacterial fermentation of animal refuse. It mainly contains methane and its heat of combustion is -809kJ mol^(-1) according to following equation: CH_(4) +2O_(2) rarr CO_(2)+2H_(2)O , DeltaH =- 809 kJ How much gobar gas would have to be produced per day for a small village of 50 families, it it is assumed that each family requires 20000 kJ of energy per day? The methane content in gobar gas is 80% by mass.