Home
Class 12
CHEMISTRY
1.0 g of magnesium is burnt with 0.56 g ...

1.0 g of magnesium is burnt with 0.56 g `O_2` in a closed vessel. Which reactant is left in excess and how much? (At.wt: Mg=24, O = 16)

A

`O_(2), 0.28 g`

B

`O_(2), 0.16 g`

C

`Mg, 0.16 g`

D

`Mg, 0.44 g`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

1g of Mg is burnt in a closed vessel which contains 0.5g of O_(2) (i) Which reactants is left in excess (ii) Find the mass of the excess reactant.

12 g of Mg was burnt in a closed vessel containing 32 g oxygen , which of the following is/are correct.

1g of Mg is burnt in a vessel containing 0.5 g of oxygen. The remaining unreacted is

Carbon burns in oxygen as shown by the chemical equation: 2C(s) + O_(2)(g) to 2CO(g) . A reaction is carried out starting with 12 g carbon and 48 g oxygen. Which reactant will be in excess at the end of the reaction?

Calcuim phosphide (Ca_3P_2) formed by reacting calcuim orthophosphate (Ca_3(PO_4)_2) with magnesium was hydrolsed by water. The evolved phosphine (PH_3) was burnt in air to yield phosphorus pentoxide (P_2O_5) . How many grams of magnesium metaphosphate would obtained? If 19.2 g of magnesium were used for reducing calcium phosphate (At. wt Mg =24, P=31) Ca_3(PO_4)_2+Mg toCa_3P_2+MgO Ca_3P_2+H_2OtoCa(OH)_2+PH_3 PH_3+O_2toP_2O_5+H_2O MgO+P_2O_5tounderset("magnesium metaphosphate")(Mg(PO_3)_2)

3.00 g of H_(2) react with 28.00 g of O_(2) to yield H_(2)O . Which is the limiting reactant ?

1.0g of magnesium ribbon was placed in a crucible and heated with the lid on, until the magnesium began to burn brilliantly. At the end of experiment, there was 1.45 g of white powder. Show that this result does not agree with the equation: 2Mg_((s))+O_(2(g))rarr2MgO_((s)) Give an explanation for your answer.

10 g of S reacts with excess of O_2 to form 15 g of SO_2. The % yield of the reaction is

The number of atoms in 0.004 g of magnesium is close to

"0.5 g NaOH" was added to "200 ml 0.1 M HCl" , final concentration of reactant left is :