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Gold has a molar mass of 197g/mol. How many atoms are in the sample?Please give me procedure also. Ans) molecular wieght of gold is 197 g 1mole/g of molecule is occupies the
what is woodwards rule
1. Wet air containing 4.0 mole% water vapor at 76°F and 14.8 psia is passed through a column of calcium chloride pellets. The pellets absorb 97% of the water and none of the oth
The diffusion current for a standard 1 x 10-4 M solution of hydroquinone is found to be 17.5 µA. An unknown solution of hydroquinone, when diluted tenfold and analysed under simila
A 15 m 3 tank contains steam at 10 bar and 300 o C. The system is then cooled until the temperature reaches 150 o C . Some of the steam condenses. a) How much heat was transf
Q. What do you mean by Acid Value and Free Fatty Acids? Acid value is a measure of hydrolytic rancidity present in the sample of oil/fat. It reflects the state of freshness o
The determination of k is not a strait forward exercise. Model it from first principles using Bernoulli's equation would produce a square root relationship and would probably have
Classification of polymers - Natural polymer The polymers acquired from nature (plants and animals) are known as natural polymers. These types of polymers are extremely essenti
please teach me organic chemistry in a better that i could get 99 percent marks
Ethelene+diaminotetraacetate---->1,4- diaminobutane from ethylene CH 2 =CH 2 +EDTA---->NH 2 -CH 2 -CH 2 -CH 2 -CH 2 -NH 2
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