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Carbon dioxide is evolved when ethanoic acid is added to sodium carbonate. The gas is invisible to the eye but can be detected by the pop sound made by the gas in a bubble solution. Hence, option B is correct.
"What does the Brix scale measure?
One of the major causes for food spoilage are:
Which of the following element is important component of urease enzyme?
Not lesg than one-third of the total number of seats in all the three tiers of panchayat shall be roserved for women - It provides
The range of period for medium range weather forecasting is
Citrus canker is controlled by:
What is the arrangement of colourful potted plants in different tiers around a central object in a garden called?
Which of the following is not the characteristics of perfect market?
The sodium hazard (Sodicity hazard) of irrigation water are often expressed through SAR. What shall be considered a safe SAR value for irrigation water ...
The compression ratio of a carburettor engine varies between