Limiting Reactant WS with Answers
... 2) What is the mass percentage of hydrogen in ammonium phosphate, (NH4)3PO4? 3) Sulfur pentachloride reacts with aluminum to form aluminum chloride and sulfur. The chemical equation for this reaction is 3 SCl5 + 5 Al → 5 AlCl3 + 3 S a) How many grams of aluminum will react with 3.516 g of sulfur pe ...
... 2) What is the mass percentage of hydrogen in ammonium phosphate, (NH4)3PO4? 3) Sulfur pentachloride reacts with aluminum to form aluminum chloride and sulfur. The chemical equation for this reaction is 3 SCl5 + 5 Al → 5 AlCl3 + 3 S a) How many grams of aluminum will react with 3.516 g of sulfur pe ...
EXAM 1 - gozips.uakron.edu
... In the STUDENT ID field, enter two zeros, then your 7-digit UA ID number. (if your ID number has fewer than 7 digits, fill with zeros so that your number is as far to the right as it can go.) o That is, enter ID Number “1234567” as “001234567”. You MUST bubble 3150:151-005 in the Dept/Course/Section ...
... In the STUDENT ID field, enter two zeros, then your 7-digit UA ID number. (if your ID number has fewer than 7 digits, fill with zeros so that your number is as far to the right as it can go.) o That is, enter ID Number “1234567” as “001234567”. You MUST bubble 3150:151-005 in the Dept/Course/Section ...
Chemical Equations and Reactions
... Word and Formula Equations • To complete the process of writing a correct equation, the law of conservation of mass must be taken into account. • The relative amounts of reactants and products represented in the equation must be adjusted so that the numbers and types of atoms are the same on both s ...
... Word and Formula Equations • To complete the process of writing a correct equation, the law of conservation of mass must be taken into account. • The relative amounts of reactants and products represented in the equation must be adjusted so that the numbers and types of atoms are the same on both s ...
FINAL EXAM REVIEW PROBLEMS
... 52. Calculate the molarity of a solution prepared by dissolving 2.75 g of ethanol, C2H5OH, in enough water to give a final volume of 101 mL. 53. Give the concentrations of the ions in each of the following solutions: a. 0.10 M Na2CO3 b. 0.010 M Al2(SO4)3 54. Calculate the number of moles of Cl- ions ...
... 52. Calculate the molarity of a solution prepared by dissolving 2.75 g of ethanol, C2H5OH, in enough water to give a final volume of 101 mL. 53. Give the concentrations of the ions in each of the following solutions: a. 0.10 M Na2CO3 b. 0.010 M Al2(SO4)3 54. Calculate the number of moles of Cl- ions ...
Addition Property of Equality
... If I have a balanced scale and I add 3 lbs to one side what do I have to ...
... If I have a balanced scale and I add 3 lbs to one side what do I have to ...
solving systems of linear equations graphically
... Two or more equations considered together are called a system of equations. The following example is a system of two linear equations with two variables. Solving Systems of Equations by Graphing on Paper The solution will be a point (x, y) on the graph. Step 1: Plot the y-intercept of the 1st equati ...
... Two or more equations considered together are called a system of equations. The following example is a system of two linear equations with two variables. Solving Systems of Equations by Graphing on Paper The solution will be a point (x, y) on the graph. Step 1: Plot the y-intercept of the 1st equati ...
lewis dot diagrams (structures) for atoms and ions predicting
... 7. _______________________________ is the process of removing electrons from atoms to form ions. 8. Electron_________________________________ is the tendency of an atom to gain electrons when forming bonds. 9. A bond in which atoms share electrons is called a _________________________ bond. 10. In a ...
... 7. _______________________________ is the process of removing electrons from atoms to form ions. 8. Electron_________________________________ is the tendency of an atom to gain electrons when forming bonds. 9. A bond in which atoms share electrons is called a _________________________ bond. 10. In a ...
KEY - Unit 10 - Practice Questions
... (1) 1.5 mL (3) 3.0 mL (2) 7.5 mL (4) 30. mL 59. In which laboratory process could a student use 0.10 M NaOH(aq) to determine the concentration of an aqueous solution of HBr? ...
... (1) 1.5 mL (3) 3.0 mL (2) 7.5 mL (4) 30. mL 59. In which laboratory process could a student use 0.10 M NaOH(aq) to determine the concentration of an aqueous solution of HBr? ...
3.5: The Point-Slope Form of a Linear Equation
... to determine the slope, m. the graph of 2 x 3 y 9 . 2. Use the slope, m, to find the parallel or perpendicular slope For parallel lines: -use the same slope, m For perpendicular lines: -use the negative reciprocal of m 3. Plug the point ( x1 , y1 ) and the parallel or perpendicular slope, ...
... to determine the slope, m. the graph of 2 x 3 y 9 . 2. Use the slope, m, to find the parallel or perpendicular slope For parallel lines: -use the same slope, m For perpendicular lines: -use the negative reciprocal of m 3. Plug the point ( x1 , y1 ) and the parallel or perpendicular slope, ...
