Easy· Uncertainty in Measurement (Significant Figures)· +4 / −1
The numbers and were rounded to three figures after the decimal point. The resulting numbers, respectively, are
The amount of carbon dioxide evolved upon complete combustion of 116 g of n-butane is (Given: atomic mass in amu H = 1, C = 12 and O = 16)
RE-NEET 2026 · Easy
The **right** option for the mass of CO_2 produced by heating 20\ g of 20\% pure limestone is (Atomic mass of Ca = 40) CaCO_3 1200\ K CaO…
NEET 2023 · Easy
Which one of the followings has maximum number of atoms?
NEET 2020 · Easy
What mass of 95% pure CaCO_3 will be required to neutralise 50 mL of 0.5 M HCl solution according to the following reaction? [Calculate…
NEET 2022 · Medium
1 gram of sodium hydroxide was treated with 25 mL of 0.75 M HCl solution, the mass of sodium hydroxide left unreacted is equal to
NEET 2024 · Medium
The highest number of helium atoms is in
NEET 2024 · Easy