WebA: The number of grams of Br in 155 g of CaBr2 can be calculated as, CaBr2 have 2 Br (based on law of… question_answer Q: How many formula units are present in 500.0 g … WebStudy with Quizlet and memorize flashcards containing terms like A student has a 10.0 g sample of CaBr2. Show the setup to convert to mols of CaBr2, To determine the number of atoms in a sample, what number would you need, A different student is giving a 10 g sample of CaNr2 that may contain an impurity. Identify a quantity from the results of laboratory …
How many grams of Br are in 595 g of CaBr2? - Study.com
Web1 jul. 2024 · Answer: 276g of Br are present Explanation: To solve this question we need to find the moles of CaBr2 using its molar mass -CaBr2: 199.89g/mol-. As 1 mole of CaBr2 contains 2 moles of Br we can find the moles of Br and its mass: Moles CaBr2: 345g * (1mol/199.89g) = 1.7259 moles CaBr2 Moles Br: Webwe know that molar mass of Ca is aproximately 40 g/mol and that of Br is nearly 80 g/mole. total weight of substance is 40+2*80=200 g/mol n(CaBr2)= 175g/200g/mol = 0.875 mol if … bakson homeopathy indirapuram
Answer in General Chemistry for Cait #55853 - Assignment Expert
WebBest Answer. 100% (9 ratings) molecular mass of CaBr2 = 199.88 g/m …. View the full answer. Web17 sep. 2024 · 79.95% Br This means that every 100 g of calcium bromide will contain 79.95 g of elemental bromine in the form of bromide cations. All you have to do now is use this percent composition as a conversion factor to determine how many grams of bromine you get in that 195-g sample of calcium bromide 195 g CaBr 2 ⋅ 79.95% Br 79.95 g Br Web5 aug. 2024 · Answer: 156 g Br. Explanation: In order to figure out how many grams of bromine you get in that many grams of calcium bromide, CaBr2 , you must find ... bakso mie ayam mang entis menu