Search questions
Choose which content to search, then combine terms with AND or OR.
Class 12 · General Knowledge · Easy
→Why was the use of local languages important in the Bhakti movement?
Class 11 · Chemistry · Medium
→How much water should be added to 300 g of a 20 percent solution to make the mass percent 12?
Class 11 · Chemistry · Hard
→A solution has molarity 3 M and mass percent 12. The molar mass of solute is 40. What is the density of the solution?
Class 12 · Chemistry · Easy
→What is the volume of solute in 2 L of a 15% volume-by-volume solution?
Class 12 · Chemistry · Easy
→What is the mass of solute in 1.5 L of a 4% mass-by-volume solution?
Class 12 · Chemistry · Easy
→If the mass ratio of solute to solvent is 1:4, what is the mass percentage of solute?
Class 12 · Chemistry · Easy
→If the mass percentage of solute is 12%, what is the mass ratio of solute to solvent?
Class 12 · Chemistry · Medium
→27 g aluminium chloride is dissolved in 2 L solution. If its molar mass is 133.5 g mol−1, what is the approximate molarity?
Class 11 · Chemistry · Easy
→The mass fraction of solute is 0.12. What is the mass percentage?
Class 12 · Chemistry · Medium
→A student uses mass of solution instead of mass of solvent in the denominator while calculating molality. What will generally happen?
Class 12 · Chemistry · Easy
→A dilute aqueous solution contains calcium ions at 40 mg L−1. Approximately how many ppm is this?
Class 12 · Chemistry · Hard
→200 mL of 0.5 M solution and 300 mL of 1.5 M solution are mixed. Total volume is additive. What is the final molarity?
Class 12 · Chemistry · Hard
→100 mL of 1 M solution and 200 mL of 3 M solution are mixed. Assume volumes are additive. What is the molarity of the mixture?
Class 12 · Chemistry · Medium
→150 mL of a 0.4 M solution is diluted with water to 600 mL. What is the new molarity?
Class 12 · Chemistry · Easy
→A solution has 20 mass percent solute. If total solution mass is 150 g, what is the mass of solvent?
Class 12 · Chemistry · Easy
→If 1 L solution has mass 1200 g and contains 120 g solute, what is the mass percentage?
Class 12 · Chemistry · Medium
→What mass of glucose is required for 1 kg water in a 0.5 molal solution?
Class 12 · Chemistry · Easy
→In a 2 molal solution, the mass of solvent is 250 g. How many moles of solute are present?
Class 12 · Chemistry · Medium
→100 mL of a 1.2 mol L−1 solution is diluted to 300 mL. What is the final molarity?
Class 12 · Chemistry · Easy
→