WebZinc has an atomic mass of 65. 38. This means that for every mole of zinc, there are 65. 38 grams of zinc. Since one mole contains 12 grams of carbon-12, this means that there … WebExpress the number 554,780,000,040 in scientific notation to three significant figures. A) 5.54 x 10¹¹ B) 5.55 x 10¹² C) 5.55 x 10¹¹ D) 5.548 x 10¹² C) 5.55 x 10¹¹ Perform this mathematical operation and express the answer to the correct number of significant figures: 0.085631 × 1.32 A) 0.113 B) 0.1130 C) 1.41 D) 1.406 A) 0.113
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WebSolution. Referring to the balanced chemical equation, the stoichiometric factor relating the two substances of interest is 3 mol I 2 2 mol Al. The molar amount of iodine is derived by multiplying the provided molar amount of aluminum by this factor: mol I 2 = 0.429 mol Al × 3 mol I 2 2 mol Al = 0.644 mol I 2. WebHow many mole of \( \mathrm{Zn}\left(\mathrm{FeS}_{2}\right) \) can be made from 2 mole zinc, 3 mole iron and 5 mole sulphur.📲PW App Link - https: ... how to safely walk in attic
How many moles of zinc are present in - homework.study.com
WebZinc iodide ZnI2 or I2Zn CID 66278 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities ... WebC. The number of grams in the molar mass of an element is not the same as the atomic number. D. When calculating molar mass of a chemical compound, it states how many grams are in one mole of a substances 9. claculate the molar mass of water. the molar mass of oxygen=16.00 x 1=16/mole the molar mass of hydrogen=1.01 x 2=2.0g/mole; … WebThis depends on the size of the mole, tag, or skin wart. Smaller warts will take less time compared to the ones that are big. My small want went away after a regular application of 23 days. On the 24th I was tagged free and I cannot tell you how happy I was. So, there is not much that you need to worry about. how to safely use power tools