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240 g of water at 20 degree C are mixed with a sample of iron at 500 degree C. The final temperature of the system is 42 degree C. Find the mass of the iron sample
List the practical or commercial application of conductometric titration
A 10L helium balloon at a pressure of two bar at 27C. Some O 2 is now inside in balloon and final volume is made 30L. the pressure also fell to 1 bar at similar temperature. the p
Define Colligative Properties of A Dilute Solution? The colligative properties of a solution are usually considered to be: 1. Freezing-point depression: the decrease in the
When 100ml of M/10 h2so4 is mixed with 500 ml of M/10 naoh then nature of resulting solution and normality of excess of reatant left is 1)Acidic,N/5 2)basic ,N/5 3)Acidic,N/20 3)ac
The total magnetic quantum numbers for d-orbital is given by: (1) 2 (2) 0, ± 1, ± 2 (3) 0, 1, 2 (4) 5 ans: 5
Electrovalent compound's: (1) Melting points are low (2) Boiling points are low (3) Conduct current in fused stat (4) Insoluble in polar solvent Ans: Conduct curre
what are the chemical properties of protium, deuterium and tritium.
what is the difference between mirror image and optical isomerism?
what are the periodicity of periodic properties in d and f block elements?
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