c)electrons orbit the nucleus of an atom. In chemistry, the formula weight is a quantity computed by multiplying the atomic weight (in atomic mass units) of each element in a chemical formula by the number of atoms of that element present in the formula, then adding all of these products together. Which metal exist in liquid state and can be cut with knife ? What is the molar mass of MgI2. 360g B2 x 1 mol B2/ molar mass of B2 = mols of B2. Chemistry, 22.06.2019 06:00, kylieweeks052704. a)an atom has an internal structure. Answers: 2 Get Other questions on the subject: Chemistry. Check the chart for more details. The difference in the two masses tells you the mass of water: 1.628 - 1.072 = 0.556 g, which is the same as .556 / … Molar Mass: 278.1139. Answer. compare the two and see which is higher. 560g MgI2 x 1 mol MgI2/ molar mass of MgI2 = mols of MgI2. 9.4 x 10^22. Mass to Mole Practice Consider the equation: aA bB Mass of A 1 mol A b mol B = moles of B Molar Mass A a mol A Consider the following balanced equation to answer 1 – 3. The molar mass of MgI2 is. 6.02 x 10^23. What is the molar mass of MgI2. You need to find the molar ratio of MgI2 : H2O. Molar mass: 278.1139 g/mol (anhydrous) 386.2005 g/mol (hexahydrate) 422.236 g/mol (octahydrate) Appearance white crystalline solid Odor: odorless Density: 4.43 g/cm 3 (anhydrous solid) 2.353 g/cm 3 (hexahydrate solid) 2.098 g/cm 3 (octahydrate solid) Melting point: 637 °C (1,179 °F; 910 K) (anhydrous, decomposes) 41 °C (octahydrate, decomposes) Get your answers by asking now. Molar mass of MgI2*8H2O is 422.2362 g/mol Convert between MgI2*8H2O weight and moles Join Yahoo Answers and get 100 points today. Join. Do a quick conversion: 1 moles MgI2 = 278.11394 gram using the molecular weight calculator and the molar mass of MgI2. What is the mass of .240 mol glucose, C6H12O6. this is the excess. 0 0. Still have questions? b) atoms are tiny indivisible particles. Magnesium Iodide is a white odorless crystalline solid at room temperature, density 4.43 g/cm 3, melting point 637 ̊C (decomposed).It is … 2 AgNO3(aq) + MgBr2(aq) 2 AgBr(s) + Mg(NO3)2(aq) 1) Calculate the mass of silver bromide produced from 0.01 moles of silver nitrate. Calculations: Formula: MgI2 Molar Mass: 278.115 g/mol 1g=3.59563489923233E-03 mol Percent composition (by mass): Element Count Atom Mass %(by mass) Answers: 2 Show answers Another question on Chemistry. Which of the following did jj thompson discover about atoms? 0.01 mol AgNO3 2 mol AgBr 187.77 g AgBr Ask Question + 100. Answers: 2. 43.2 g. How many oxygen atoms are there in .500 mol of CO2. Chemistry, 22.06.2019 08:30. ››More information on molar mass and molecular weight. Chemistry, 22.06.2019 12:00. Do a quick conversion: 1 grams Magnesium Iodide = 0.0035956486035903 mole using the molecular weight calculator and the molar mass of MgI2. the sum of the masses of 1 mol of Mg and 2 mol of I. How many molecules are there in 5.0 g of methyl alcohol, CH3OH. Ineed this asap part i: scientific method what is the difference between science and pseudoscience?