Why steam distillation is usefull for thermally un stable compounds
1 answer:
The advantage of steam distillation over simple distillation is that the lower boiling point reduces decomposition of temperature -sensitive compounds.
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Answer:
1 and 4
Explanation:
in both pictures the temperature is cooling down
Answer:
2. A
3.B
4.B
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Answer:
2.63*10^23
Explanation:
1 mol rhodium = 102.91
44.8g/1 mol * 1 mol/ 102.91mol * 6.022*10^23/1 mol =
2.63*10^23
M(H2SO4)=n*M=4.75*98=465.5g
VOLUME= 5cm*10cm*2cm =100cm^3 but density of iron=7.874g/cm^3 mass=7.874g*100 =787.4g mass of that block = 787.4g