WebStudy with Quizlet and memorize flashcards containing terms like The reactants in a chemical reaction are analogous to which of the following? a. a baked cake b. the flour, … Web1 mrt. 2010 · Answer: Molar mass of Chlorine = (2 x 35.46) g/mol = 70.92 g/mol. 1 mole chlorine = 6.02 x 10^23 molecules of chlorine. Mass of 6.02 x 10^23 molecules chlorine …
How many moles are represented by 3.01 x 10^23 helium atoms? moles ...
Web25 jul. 2024 · Number of molecules=variety of moles x Avogadro variety 3.01x10^20= n x 6.02*10^23 n = 3.01x10^20/6.02*10^23 n=0.5x10^-3 variety of moles= 0.5x10^-3 variety of moles-Mass of substance/ molar mass 0.5*10^-3= mass of H20/18 mass of H20= 0.5*10^-3*18 mass of H20= 9*10^-3 So, the answer is (1) 9 gm #SPJ3 Advertisement Answer 7 … WebCalculate the number of iron atoms in a piece of iron weighing 2.8 g . (Atomic mass of iron = 56 ) Class 11. >> Chemistry. >> Some Basic Concepts of Chemistry. >> Law of … greatest pairs figure skaters of all time
What molar quantity is represented by 3.011xx10^23 ... - Socratic
Web31 dec. 2024 · Solution: To determine the number of moles we have to follow the below steps as follows- Ca is an alkaline earth metal. It has the atomic number 20. We know … Web21 dec. 2024 · no of moles = 3.01 * 10^23/6.02 *10^23 no of moles = 1/2 0.5 moles are represented by helium atoms Advertisement Still have questions? Find more answers Ask your question New questions in Chemistry Which of the following have all other resonance structure more stable than the shown one? Web6 jan. 2024 · To find the number of moles of tomatoes in 3.01 x 10^23 tomatoes, you will need to divide the number of tomatoes by Avogadro's number: 3.01 x 10^23 tomatoes / (6.022 x 10^23 atoms/mole) = 0.5 moles of tomatoes So, there are 0.5 moles of tomatoes in 3.01 x 10^23 tomatoes. Advertisement Still have questions? Find more … greatest party story ever season 2 episode 1