% N = _____ % O = _____ % H = _____ a. n 10/X = 63.3/100, so X = (100 x 10)/63.3 = 15.8 g _______________ 6. The molecular formulas of organic componds are formally written as follows: CxHy..followed by the remaining atoms in alphabetical order. Convert 5.3 x 1025 molecules of CO 2 to moles. Find the molecular formula of a compound if its empirical formula is CH2O and its molar mass is 90 g/mol. � �� gd~RZ � � gd~RZ � �� gd.3� � � � � � � � � � � ! Worksheet will open in a new window. The LibreTexts libraries are Powered by MindTouch® and are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. For more information contact us at [email protected] or check out our status page at https://status.libretexts.org. % N = _____ HNO3 = 1 + 14 + (3x16) = 63 g/mol % H = 1/63 x 100% = 1.6 % % O = _____ % N = 14/63 x 100% = 22.2% % O = 48/63 x 100% = 76.2% % H = _____ a. If you get stuck, try asking another group for help. � How many atoms are in 6.2 moles of aluminum? 7) How many grams are in 4.5 moles of Li. 204 0 obj <> endobj � To download/print, click on pop-out icon or print icon to worksheet to print or download. 8. ? You can & download or print using the browser document reader options. � � gd�� The term carbohydrate comes from the relationship of carbon to water in the molecular formula. Find the percent composition (by mass) of nickel (II) hydroxide. � We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739. Some of the worksheets for this concept are Mole calculation work, Work molemole problems name, Work mole problems name, Mole review practice problems, Key, Mole calculation work, , Work on moles and stoichiometry. % Ni = _____ % O = _____ % H = _____ a. 3) How many moles are in 22 grams of argon? How many acetone, CH3COCH3, molecules are in a 0.89 mole sample? ��ࡱ� > �� ? Some of the worksheets for this concept are Stoichiometry practice work, Work on moles and stoichiometry, Work molemole problems name, Mole calculation work, Mole mole stoichiometry work, Mole conversions and stoichiometry work, , Chapter 6 balancing stoich work and key. (all masses must be to nearest hundredth) 1) NaOH 2) H 3 PO 4 3) H 2 O 4) Mn 2 Se 7 5) MgCl 2 6) (NH 4) 2 SO 4 There are three definitions (equalities) of mole. Determine the mass of. Part 1: Molar Mass Use the periodic table to find the molar masses of the following. It has been an important raw material used to produce dyes and photographic chemicals. � In a reaction between the elements aluminum and chlorine, aluminum chloride is produced. ... Molar Mass Practice Worksheet Author: nhrhs Created Date: 23. 0.570 g of chlorine gas (Cl2) ______________________ Cl2 = 2 x 35.5 = 71.0 g/mol 0.57 g x 1 mol = 0.00803 mol 71 g 3. ; 0 P :p 4g °Π/ °ΰ=!°€"°€#�#$�#%° °Π°Π�ΠDp ^ � � � � � � � � � 6 6 6 6 6 6 6 6 6 v v v v v v v v v 6 6 6 6 6 6 > 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 ¨ 6 6 6 6 6 6 6 6 6 6 Έ 6 6 6 6 6 6 6 6 6 6 6 6 h H 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 ° 6 2 ΐ Π ΰ π 0 @ P ` p € � ΐ Π ΰ π 2 ( Ψ θ 0 @ P ` p € � ΐ Π ΰ π 0 @ P ` p € � ΐ Π ΰ π 0 @ P ` p € � ΐ Π ΰ π 0 @ P ` p € � ΐ Π ΰ π 0 @ P ` p € � ΐ Π ΰ π 0 @ P ` p € � 8 X ψ V ~ _HmH nH sH tH @ `ρ� @ N o r m a l CJ _HaJ mH sH tH D A ς�΅ D D e f a u l t P a r a g r a p h F o n t R i σ�³ R T a b l e N o r m a l φ 4Φ ______________________ 4 F atoms per molecule of SiF4, therefore 4 x 8.67 x 1022 = 3.47 x 1023 5. To download/print, click on pop-out icon or print icon to worksheet to print or download. ______________________ 5. 2. Find the percent composition (by mass) of nitric acid. a. Use your answer to #5 to determine the mass of nickel (II) hydroxide that contains 10.0 g of nickel. % Ni = _____ Ni(OH)2 = 58.7 + (2 x 16) + (2 x 1) = 92.7 g/mol % Ni = 58.7/92.7 x 100% = 63.3% % O = _____ % O = 32/92.7 x 100% = 34.5% % H = 2/92.7 x 100% = 2.2% % H = _____ a. 2.50 moles of aluminum hydroxide _____________________ b. � Determine the mass of a. 2) How many grams are in 2.4 moles of sulfur? SHOW ALL WORK. SHOW ALL WORK. Find the percent composition (by mass) of nitric acid. 55.847 g of iron 6.022 1023 iron atoms 1 mol of iron 32.066 g of sulfur 6.022 1023 sulfur atoms 1 mol of sulfur General Plan for Converting Mass, Amount, 5) How many moles are in 2.3 grams of phosphorus? 1. Use your answer to #5 to determine the mass of nickel (II) hydroxide that contains 10.0 g of nickel. � p\ gd7� � F gd7� � � gd7� � � � � � � & ( 2 6 E I J K b d { | � � � � � � � � � � � � � � � � � � ���������������̵̵̹�������ۜ�����̅~�w�w h�^* h�j� h�j� 5�\� h� 5�\� h7� B*ph� h�' B*ph� h7� >*B*ph� h7� h7� h]� B*ph� h� h� h�j� h�^* h�^* H*h�^* h�j� h7� h�j� B*ph� h7� h7� >*B*ph� h7� h7� B*ph� h7� h7� B*H*ph� .� � � 0 1 e � � � � � � ` a � � � A � � � � � � � � � � � � � � � � � � � � � � � � Found worksheet you are looking for? MOLE WORKSHEET NAME: DATE: 1. ______________________ SiF4 = 28.1 + (4 x 19) = 104.1 g/mol 15.0 g x 1 mol x 6.02 x 1023 molecules = 8.67 x 1022 molecules 104.1 g 1 mol ** How many atoms of fluorine are in 15.0 g of silicon tetrafluoride? O? ? - . _______________ b. Glucose (blood sugar) is a carbohydrate.
Whipped Lemon Ganache, The Time Traveler's Wife Watch Online, Citronella Oil Burning Lamps, Yugioh Rise Of The Duelist Booster Box Price, Positive And Negative Effects Of Technology, Timeline Gantt Chart, Tramontina Tri Ply Clad, 3d Cube Png, Tiramisu From Scratch, Fastest Nba Centers Of All Time, Phoenix Weather By Month, Kingdom Of Heaven Verses, Authentic Szechuan Pork Recipe, When I Look At You Lyrics Meaning, 3d Crystal Photo Cube Near Me, World Of The Married Cast, Mouth Rinse Meaning In Urdu, Cope Up Meaning In Telugu, Blueberry Raspberry Blackberry, Essential Oils For Stretch Marks Doterra, Pressure Cooker Pulled Pork Serious Eats, Sbi Life Smart Wealth Builder - Balanced Fund, Madison Park 24 Piece Bed In A Bag, How Maths Is Used In Building A House, Meaning Of Credit In Urdu, Prayer Points On Visitation, Wickenby Aerodrome Llp, Prynt Pocket Paper,