PPT-Simple Calculations with Moles

Number of moles Mass g Mr gmol 1 What is the mass of 4 mol of NaCl How many moles is 37g of CaOH 2 What is the mass of 0125mol of CuO. Due Today: . 1. . Neutralizing Power of Antacids . Pre-Lab. 2. . Acid-Base Short . Lab Report. Homework:. 1. Neutralizing Power of Antacids Formal Lab Report. 2. Iron Content Analysis Pre-Lab. Measure neutralizing capacity of a commercial antacid. CALCULATION OF THE WATER OF HYDRATION COEFFICIENT. FROM YOUR DATA, FIND . MASS OF ANHYDROUS SALT. . ( SUBTRACT EMPTY BEAKER FROM BEAKER CONTAINNING THE ANHYDRATE AT END OF LAB).. CALCULATE THE MOLAR MASS (GFM) OF YOUR ANHYDROUS SALT AND CONVERT YOUR MASS TO MOLES.. , . Dilution. cdurakovic@ius.edu.ba. Molarity. Molarity. is the number of moles of solute dissolved in one . liter. of solution. The units, therefore are . moles per . liter. , specifically it's moles of solute per . Melanoma is the deadliest form of skin cancer. Melanoma originates in the cells of the skin that make pigment, called melanocytes.. Melanomas look like moles on the skin. When diagnosed early, melanoma is easily cured by simple outpatient surgical excision. Chemistry 1105. Titration . Commercial White Vinegar. Determination of Molar Concentration Of Acetic Acid . . Materials . Acetic Acid , app 5 % per volume . Commercial White Vinegar. NaOH, 0.5 M . Strong Base. SOLUTIONS & CONCENTRATIONS. WHAT IS A SOLUTION ?. WHAT IS CONCENTRATION & HOW IS IT MEASURED ?. IS DISSOLVING A CHEMICAL OF A PHYSICAL PROCESS ?. IF SUGAR IS DISSOLVED IN WATER IS ITS CHEMICAL NATURE CHANGED ?. The Arithmetic of Equations. Section 1. Section 1 Learning Targets. 12.1.1 – I can explain how balanced equations apply to both chemistry and everyday life.. 12.1.2 – I can interpret balanced chemical equations in terms of moles, representative particles, mass, and gas volume at STP.. 2. 1 Couple of. How many is that?. meatballs. 12. 1 dozen. How many is that?. pencils. 144. 1 gross of. How many is that?. stars. 1 mole of. 602,200,000,000,000,000,000,000. 1 mole = . 602,200,000,000,000,000,000,000. The Review!. (you need a periodic table, piece of scrap paper, and calculator). Review Game Rules. I will ask a question to the class.. Each participant (that’s you) . writes down. the answer silently.. By: Skye Smith. What is Mass?. Mass can be defined as a quantitative measure of an object's resistance to the change of its speed. . Scientifically speaking, mass IS different than weight, which is the measure of a planet’s gravitational force on an object. CALCULATION OF THE WATER OF HYDRATION COEFFICIENT. FROM YOUR DATA, FIND . MASS OF ANHYDROUS SALT. . ( SUBTRACT EMPTY BEAKER FROM BEAKER CONTAINNING THE ANHYDRATE AT END OF LAB).. CALCULATE THE MOLAR MASS (GFM) OF YOUR ANHYDROUS SALT AND CONVERT YOUR MASS TO MOLES.. 23 . particles. . So a “mole” is a number, very similar to a dozen. . A dozen = 12 . A mole (mol) = 6.022 x 10. 23. It can be found in your reference packet on page one. Avogadro’s number = 6.022 x 10. Melanoma originates in the cells of the skin that make pigment, called melanocytes.. Melanomas look like moles on the skin. When diagnosed early, melanoma is easily cured by simple outpatient surgical excision. The molar mass of an element is useful to convert moles of an element to grams, or grams . to moles. . . . For example, 1 mole . of . sodium has . a . mass . of . 22.99 grams.. Learning Goal . Calculate the molar mass of a .