When dust particles collide randomly in a beam of Sunlight, the phenomenon observed is known…
When dust particles collide randomly in a beam of Sunlight, the phenomenon observed is known as A. Brownian…
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Chlorine atom forms Cl- by
Chlorine atom forms Cl- by A. donating lone pair of electrons B. gaining an electron C. losing an…
Which of the following laws is obeyed If at constant temperature, 200cm of hydrogen at…
Which of the following laws is obeyed If at constant temperature, 200cm of hydrogen at 1.5 × 10m5Nm-2pressure…
What is the number of moles of NaHCO3in 250cm3 of its solution if the solution…
What is the number of moles of NaHCO3in 250cm3 of its solution if the solution contains 8.4 g…
The type of reaction ethyne mainly undergoes is
The type of reaction ethyne mainly undergoes is A. addition B. carboxylation. C. esterification D. saponification E. substitution…
What is the change in the oxidation number of phosphorus in the following reaction? 4P(s)…
What is the change in the oxidation number of phosphorus in the following reaction? 4P(s) + 5O2(ag) →…
In the reaction 2H2S(g) + SO2(g) → 2H2SO(I)+3S(s)SO2is acting as _agent
In the reaction 2H2S(g) + SO2(g) → 2H2SO(I)+3S(s)SO2is acting as _agent A. a bleaching B. a dehydrating C.…
The pH of water is 7. What is the pH of orange juice?
The pH of water is 7. What is the pH of orange juice? A. 7 B. above 10…
Chlorine displaces bromine from aqueous potassium bromide because
Chlorine displaces bromine from aqueous potassium bromide because A. bromine is a liquid at room temperature B. bromine…
Which separation technique is routinely applied in the petroleum industry?
Which separation technique is routinely applied in the petroleum industry? A. chromatography B. distillation C. evaporation D. fractional…