WebMay 14, 2024 · 1.204 × 1024 Explanation: In one mole of carbon, there are 6.02 ×1023 atoms. So in two moles, there will be twice that: 1.204 ×1024. Answer link anor277 May … WebHow many moles on iron does 25.0g of Fe represent, if the molar mass of Fe is 55.85g?a. 80.9 moles of Feb. 30.9 moles of Fec. 2.23 moles of Fed. 0.45 moles of Fe7. A compound is formed when 1 atom of sulphur combines with 3 atoms of oxygen.
In one experiment, 0.893 mol of NO is mixed with 0.519 mol of O2 ...
Web0.893 moles Au => 0.893 moles x 6.022 x 10 23 atoms/mole. In 3 significant figures. Atoms Au = 5.38 x 10 23 atoms. A is correct. Question 4. We are given. Atoms Rb = 4.69 x 10 24 … WebJan 11, 2024 · We are tasked to solve for it's corresponding mass in g. We need to solve first the molecular weight of Methane, that is C=12 g/mol H=1g/mol CH4= 12 g/mol +1 (4) g/mol = 16 g/mol With 0.893 mol sample, its corresponding mass is g CH4= 0.893 mol x 16g/mol =14.288 g Therefore, the mass of methane is 14.288 g Advertisement Advertisement immediately have to poop after eating
chem 1411 exam 2 - ch 5 Flashcards Quizlet
WebScience Chemistry Chemistry questions and answers At a certain temperature, 0.357 mol CH4 and 0.893 mol H2O is placed in a 3.00 L container. CH4 (g)+2H2O (g)↽−−⇀CO2 (g)+4H2 (g) CH 4 ( g ) + 2 H 2 O ( g ) ↽ − − ⇀ CO 2 ( g ) + 4 H 2 ( g ) At equilibrium, 8.58 g CO2 8.58 g CO 2 is present. Calculate 𝐾c K c . This problem has been solved! WebStudy with Quizlet and memorize flashcards containing terms like One mole of oxygen has a mass of 16.0g, one mole of methane (CH4) contains a total of 3x10^24 atoms, in a … WebAtomic Number of Gold. Atomic Number of Gold is 79. Chemical symbol for Gold is Au. Number of protons in Gold is 79. Atomic weight of Gold is 196.966569 u or g/mol. Melting … immediately getting logged out of snapchat