Free response review
... 1. A 50.0 gram sample of solid ammonium carbonate is placed in a closed evacuated 3.00L flask and heated to 400° C. It decomposed to produce ammonia, water, and carbon dioxide. The equilibrium constant, Kp, for the reaction is 0.295 at 400° C. a. Write the balanced equation. b. Write the Kp equilibr ...
... 1. A 50.0 gram sample of solid ammonium carbonate is placed in a closed evacuated 3.00L flask and heated to 400° C. It decomposed to produce ammonia, water, and carbon dioxide. The equilibrium constant, Kp, for the reaction is 0.295 at 400° C. a. Write the balanced equation. b. Write the Kp equilibr ...
ppt 3-2 Solving Linear Equations by Graphing
... function y = 1.75x – 115 represents their profit y for selling x greeting cards. Find the zero of this function. Describe what this value means in this context. ...
... function y = 1.75x – 115 represents their profit y for selling x greeting cards. Find the zero of this function. Describe what this value means in this context. ...
Grade 11 Chemistry Exam Review
... Which of the following is a quantitative property? a) oxygen is an odourless gas b) a water solution of copper(II) sulfate is blue c) 203.9 g of sugar can be dissolved in 100 g of water at 20ºC d) mercury is a liquid at room temperature ...
... Which of the following is a quantitative property? a) oxygen is an odourless gas b) a water solution of copper(II) sulfate is blue c) 203.9 g of sugar can be dissolved in 100 g of water at 20ºC d) mercury is a liquid at room temperature ...
math_in_chemistry
... 2) The compound methyl butanoate smells like apples. Its percent composition is 58.8% C, 9.8% H, and 31.4% O. If the molecular mass is 102 g/mol, what is the molecular formula? ...
... 2) The compound methyl butanoate smells like apples. Its percent composition is 58.8% C, 9.8% H, and 31.4% O. If the molecular mass is 102 g/mol, what is the molecular formula? ...
No Slide Title
... • Many elements form ions with some definite charge (E.g. Na+, Mg2+ and O2-). It is often possible to work out the charge using the Periodic Table. • If we know the charges on the ions that make up the compound then we can work out its formula. • This topic is covered in more detail in the Topic on ...
... • Many elements form ions with some definite charge (E.g. Na+, Mg2+ and O2-). It is often possible to work out the charge using the Periodic Table. • If we know the charges on the ions that make up the compound then we can work out its formula. • This topic is covered in more detail in the Topic on ...
Quantitative Chemistry
... • Many elements form ions with some definite charge (E.g. Na+, Mg2+ and O2-). It is often possible to work out the charge using the Periodic Table. • If we know the charges on the ions that make up the compound then we can work out its formula. • This topic is covered in more detail in the Topic on ...
... • Many elements form ions with some definite charge (E.g. Na+, Mg2+ and O2-). It is often possible to work out the charge using the Periodic Table. • If we know the charges on the ions that make up the compound then we can work out its formula. • This topic is covered in more detail in the Topic on ...
Chemistry1100 Practice Exam 4 Choose the best answer for
... 11. A compound has an empirical formula CH2- An independent analysis gave a value of 70 for its molar mass. What is the correct molecular formula? a. C2H4 b. C3H6 c. C4O8 d. C5H10 e. C5H11 12. Given the balanced chemical equation, C4H4 + 5 O2 → 4 CO2 + 2 H2O. If 0.3618 moles of C4H4 are allowed to ...
... 11. A compound has an empirical formula CH2- An independent analysis gave a value of 70 for its molar mass. What is the correct molecular formula? a. C2H4 b. C3H6 c. C4O8 d. C5H10 e. C5H11 12. Given the balanced chemical equation, C4H4 + 5 O2 → 4 CO2 + 2 H2O. If 0.3618 moles of C4H4 are allowed to ...
ALGEBRA REVIEW
... • Add or subtract the same quantity on both sides of the equation • Multiply or divide both sides of the equation by the same quantity (as long as that quantity is not zero) • Interchange the left and right sides of an equation ...
... • Add or subtract the same quantity on both sides of the equation • Multiply or divide both sides of the equation by the same quantity (as long as that quantity is not zero) • Interchange the left and right sides of an equation ...
AP Chemistry Summer Assignment 2016
... textbook. The questions at the end of chapter are a bit more challenging, but I have chosen questions for which you can find answers in the back of the book so that you can check your work. Answers to the AP Multiple Choice Review Questions are given below. Turn the summer assignment for the first f ...
... textbook. The questions at the end of chapter are a bit more challenging, but I have chosen questions for which you can find answers in the back of the book so that you can check your work. Answers to the AP Multiple Choice Review Questions are given below. Turn the summer assignment for the first f ...
Infrared Spectroscopy and Mass Spectroscopy
... Radical cations localized on keto-type oxygen give cleavage The mechanism limits this to EI fragmentation Needs a H atom on a sp3 carbon Ketones, esters, carboxylic acids all give McLafferty products ...
... Radical cations localized on keto-type oxygen give cleavage The mechanism limits this to EI fragmentation Needs a H atom on a sp3 carbon Ketones, esters, carboxylic acids all give McLafferty products ...
Data: I am writing out the question and underlining it.
... thinking about our environment and the things that we burn which pollute it. I then thought of where all the statistics we hear about come from, and how the claims are substantiated. How do scientists know exactly what percent our ozone layer has deteriorated, and what percent of our atmosphere is m ...
... thinking about our environment and the things that we burn which pollute it. I then thought of where all the statistics we hear about come from, and how the claims are substantiated. How do scientists know exactly what percent our ozone layer has deteriorated, and what percent of our atmosphere is m ...
Equilibrium Constant - Faculty Server Contact
... John Dalton studied the effect of gases in a mixture. He observed that the Total Pressure of a gas mixture was the sum of the Partial Pressure of each gas. P total = P1 + P2 + P3 + .......Pn The Partial Pressure is defined as the pressure of a single gas in the mixture as if that gas alone occupied ...
... John Dalton studied the effect of gases in a mixture. He observed that the Total Pressure of a gas mixture was the sum of the Partial Pressure of each gas. P total = P1 + P2 + P3 + .......Pn The Partial Pressure is defined as the pressure of a single gas in the mixture as if that gas alone occupied ...
Sec 4.8 Solving Equations with fractions Add Chapter 4 test # 1
... Example 4 Solve x + 16 = 34 Multiply both sides of the equations by the LCD of any fractions in the equation The LCD of 4 and 6 = 12 12x + 16 = 12 34 multiply by LCD ...
... Example 4 Solve x + 16 = 34 Multiply both sides of the equations by the LCD of any fractions in the equation The LCD of 4 and 6 = 12 12x + 16 = 12 34 multiply by LCD ...
4-Physical Chemistry of SW-Equilibrium-ion
... The effective concentration of a solute is called its activity (ai) and this is not necessarily equal to its molal concentration (it is usually lower). The activity of an ion (ai) is equal to its molality (mi) times an activity coefficient (i), which is the fraction of the ion that is available to ...
... The effective concentration of a solute is called its activity (ai) and this is not necessarily equal to its molal concentration (it is usually lower). The activity of an ion (ai) is equal to its molality (mi) times an activity coefficient (i), which is the fraction of the ion that is available to ...
Skill Sheet 19-B Chemical Formulas
... chemical formula for sodium nitrate is NaNO3. How many types of atoms does this compound contain? You are right if you said three: sodium, nitrogen, and oxygen. The nitrogen and oxygen atoms have a shared-electron bond. They act as one unit (called nitrate) with an oxidation number of 1-. Ions that ...
... chemical formula for sodium nitrate is NaNO3. How many types of atoms does this compound contain? You are right if you said three: sodium, nitrogen, and oxygen. The nitrogen and oxygen atoms have a shared-electron bond. They act as one unit (called nitrate) with an oxidation number of 1-. Ions that ...
CHEM 1411 EXAM I (Chapters 1, 2, 3): 25
... the rules concerning the significant figures and the rules related to (1) addition or subtraction and multiplication and (2) division. Many students do not know the differences between addition/subtraction and multiplication/division. See two examples below: Remember that the answers obtained from c ...
... the rules concerning the significant figures and the rules related to (1) addition or subtraction and multiplication and (2) division. Many students do not know the differences between addition/subtraction and multiplication/division. See two examples below: Remember that the answers obtained from c ...
