Read More SScienceHow Would You Calculate the Molar Mass of Water (H₂O)? Ankita Singh07/02/2025 To calculate the molar mass of water (H₂O), just add up the atomic masses of hydrogen and oxygen.… Read More
Read More SScienceWhat Do You Mean by a Precipitation Reaction? Explain by Giving Examples Harshita05/02/2025 Answer: A precipitation reaction is a type of chemical reaction in which two soluble ionic compounds react in… Read More
Read More SScienceWhat is the Atomic Mass in Hydrogen? Harshita03/02/2025 Answer: The atomic mass of hydrogen is approximately 1.008 atomic mass units (amu). Atomic mass is the weighted… Read More
Read More SScienceWhat is the Formula Mass of the Iodine Molecule? Ankita Mishra31/01/2025 Answer: The formula mass of the iodine molecule (I₂) is 253.8 amu. The formula mass of a molecule… Read More
Read More SScienceGive two reasons to justify (a) Water at room temperature is a liquid (b) An iron almirah is a solid at room temperature Ankita Singh30/01/2025 The explanation to the question is: (a) Water is a liquid at room temperature due to its molecular… Read More
Read More SScienceWhat is Boron? Ankita Mishra29/01/2025 Boron is a chemical element with the symbol B and atomic number 5. It is a metalloid, meaning… Read More
Read More SScienceWhat is the Difference Between Solid, Liquid and Gas Phase? Harshita29/01/2025 Answer: Matter exists in three primary states: solid, liquid, and gas. These states are distinguished based on the… Read More
Read More SScienceWhat is the Equivalent of 1 joule in calorie? Harshita29/01/2025 Answer: The correct answer is A. 0.24 calories. Energy can be measured in different units, with joules (J)… Read More
Read More SScienceWhat Do You Mean by Polar Protic and Polar Aprotic Solvents? Ankita Singh25/01/2025 Polar protic solvents have hydrogen atoms bonded to highly electronegative atoms (like O or N), enabling hydrogen bonding… Read More
Read More SScienceThe valency of zinc is 2 and the valency of oxygen is also 2. Construct the formula for zinc oxide Ankita Mishra24/01/2025 The answer is Zn2O2 which is simplified to ZnO. Understanding how chemical formulas are constructed involves the… Read More
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