WebMay 16, 2011 · How many grams of Fe can be heated from 40.0oC to 60.0oC when 20.0 g of Cu cools from 100.0oC to 25.0oC? Specific heat of Fe = 0.444 J/(g oC); specific heat of Cu = 0.382 J/(g oC) A 1000 g sample of metal with a specific heat of 0.50 J/goC is heated to 100.0oC and then placed in a 50.0 g sample of water at 20.0oC. WebA: Given, Initial mass of copper = 1.321 g Mass of copper obtained at the end = 0.962 g Q: How many molecules of amoxicillin (C16H19N305S, molar mass 365.4 g/mol) are contained in a 440-mg ig… A: Click to see the answer Q: If 41.2 g of molten iron (II) oxide reacts with of 20.0 g of magnesium, what is the mass of iron…
How many atoms are in 1 gram of iron? - Quora
WebExplanation: To determine the number of atoms in a 12.0 g sample of helium, we must divide by the molar mass and multiply by Avogadro's number. 12.0 grams×1 mole/4.003 … WebJan 2, 2009 · How many atoms are present in 36 grams of carbon? Wiki User ∙ 2009-01-02 03:11:47 Study now See answer (1) Best Answer Copy 36 g (6.02 x 1023 at / 12.01 g) = 1.8 x 1024atoms Wiki User ∙... dancing on spin bike
Chapter 6 - Chemical Composition Flashcards Quizlet
Weba. 0.158 g b. 981 g c. 3.03 x 10-5 g d. 0.981 g e. none of the above d 0.981 g Calculate the number of chlorine atoms present in 35.14 g of CCl4. When you have the answer, take the log (base 10) of it and enter the value with three decimal places and no units 23.741 Web27.4 g C x 1 mol C x 6.02 x 1023 atoms C = 1.37 x 1024 atoms C 12.01 g C 1 mol C Let's go over this example together x atoms C = 27.4 g C 1 mol C = 12.01 g C = 6.02 x 10 23 atoms C How many atoms of C are present in 27.4 grams of carbon nonmetal? moles x 6.02 x 10 23 atoms 1 mole Combined we have a grams to particles equivalent statement WebSo, 2 moles (36g) of water contain 4 moles = 4 × 6.022 × 10^23 = 2.4088 × 10^24 atoms of hydrogen. 1 Sponsored by The Penny Hoarder What companies will send people money when they’re asked nicely? Here are five companies that will help. Read More 600 Guero Diaz Author has 691 answers and 133.1K answer views 2 y Related dancing on the berlin wall sheet music