Mole concept Study guides, Study notes & Summaries
Looking for the best study guides, study notes and summaries about Mole concept? On this page you'll find 420 study documents about Mole concept.
Page 2 out of 420 results
Sort by
-
Sophia University Institute Chem milestone 2 _ If 23.6 g of hydrogen gas reacts
- Exam (elaborations) • 8 pages • 2023
-
- R386,81
- + learn more
To answer this question, you may need access to the periodic table of 
elements, a calculator, and the equations and charts in the tutorial 
associated with this question. 
If 23.6 g of hydrogen gas reacts with 28.3 g of nitrogen gas, what is the 
maximum amount of product (ammonia, NH₃) that can be produced? 
[N₂ + 3H₂ --> 2NH₃; N = 14.0 g/mol, H = 1.01 g/mol] 
 133 g 
 23.6 g 
 68.8 g 
 34.4 g 
RATIONALE 
First, write the balanced chemical equation. Then, convert g hydro...
-
Chemistry Stoichiometry Questions And Answers Graded A+
- Exam (elaborations) • 2 pages • 2024
- Available in package deal
-
- R150,83
- + learn more
Stoichiometry - Part of chemistry that studies amount of substances that are involved in reactions 
Mole Ratio - Identify how many moles of product are formed from a certain amount of reactant. 
Molar mass - Defined as the mass of given substance divided by its amount of substance 
Limiting Reaction - How much of the product is produce 
Excess Reaction - what is left over 
Theoretical yield - Quantify of a product obtained from the complete conversion of the limiting 
reactant in chemical reacti...
-
RNAS C Practice Test Review 437 Questions with Verified Answers,100% CORRECT
- Exam (elaborations) • 128 pages • 2024
-
- R254,66
- 1x sold
- + learn more
RNAS C Practice Test Review 437 Questions with Verified Answers 
 
A capacitor and resisitor in parallel - CORRECT ANSWER will have same voltage across since in parallel. 
if in series, voltage drops would occur 
 
they can be treated together 
 
If the absolute pressure of a gas is increased from 3 atm to 4 atm at constant volume, then the absolute temperature of the gas will increase by: 
A. 25%. 
B. 33%. 
C. 67%. 
D. 75% - CORRECT ANSWER B. Assuming the validity of the Ideal-Gas law, PV = n...
-
Chemistry 2 - Molar Masses exam with 100% Correct answers already graded A+
- Exam (elaborations) • 2 pages • 2024
- Available in package deal
-
- R273,54
- + learn more
Which is the molar mass of H2O? 
18.02 g/mol 
 
 
 
What is the molar mass of CHCl3? 
119.37 g/mol 
 
 
 
Which best compares 1 mol of sodium chloride to 1 mol of aluminum chloride? 
Both are made up of 6.02 x 10^23 formula units. 
 
 
 
Which is the formula mass of (NH4)2SO4? 
132.17 amu 
 
 
 
What is the molar mass of a substance? 
the mass in grams of one mole of a substance 
 
 
 
How does the number of molecules in 1 mol of oxygen compare with the number of molecules in 1 mol of nitrogen? ...
-
Some Basic Concepts of Chemistry - Chapter 1 Chemistry Class 11th Notes
- Interview • 21 pages • 2022
-
- R150,83
- 1x sold
- + learn more
Well written , easy to understand and elaborative notes explaining all the main concepts of matter, mole concept, balancing of chemical equations, laws of chemical combination and so on along with numericals and examples.
Get paid weekly? You can!
-
Grade 10 IEB Chemistry summaries
- Summary • 4 pages • 2022
-
- R95,00
- 3x sold
- + learn more
This document consists of 4 summaries with multiple topics in chemistry starting from the periodic table, chemical bonding, redox reactions, acids and bases, change in matter, the mole concept, lewis dot, bohr diagrams etc.
-
Chemistry for Engineers - Study Guide
- Exam (elaborations) • 120 pages • 2023
- Available in package deal
-
- R141,39
- 1x sold
- + learn more
Document includes 102 pages of concept checks, definitions, example problems, and more for Chemistry for Engineers. Includes 6 units: 
 
1. STOICHIOMETRY 
2. STATES OF MATTER 
3. RATE OF REACTIONS 
4. PHASE EQUILIBRIUM 
5. EQUILIBRIUM IN REACTIVE STYSTEMS 
6. EQUILIBRIUM IN ELECTROCHEMICAL SYSTEMS
-
Molar Masses assignment and quiz exam with 100% Correct answers already graded A+
- Exam (elaborations) • 6 pages • 2024
- Available in package deal
-
- R301,86
- + learn more
A gas cylinder contains exactly 15 moles of oxygen gas (O2). How many molecules of oxygen are in the cylinder? 
 
4.01 × 10^22 molecules 
6.02 × 10^23 molecules 
9.03 × 10^24 molecules 
2.89 × 10^26 molecules 
9.03 × 10^24 molecules 
 
 
 
A sample of sugar (C12H22O11) contains 
1.505 × 1023 molecules of sugar. How many moles of sugar are present in the sample? Answer without doing any calculations. 
 
0.25 mol 
0.50 mol 
1.00 mol 
2.50 mol 
0.25 mol 
 
 
 
Use the periodic table to determ...
-
BIOL1082 EXAM ANSWERS 2023
- Exam (elaborations) • 27 pages • 2023
-
- R235,78
- + learn more
BIOL1082 EXAM ANSWERS 2023 
 
A finch species living in the Galapagos Islands feeds on small insects found in flower buds. Its bill is most likely... 
a. small and narrow 
b. broad and powerful 
c. broad and sharp 
d. small and wide 
a 
Which of the following statements about the relationship between genotype and phenotype is true? 
a. A given genotype always produces a specific phenotype 
b. Genotype alone determine all phenotypes 
c. A particular phenotype can be produced by more than one geno...
-
ARDMS Obstetrics Exam 326 Questions with verified Answers,100% CORRECT
- Exam (elaborations) • 33 pages • 2023
-
- R264,10
- + learn more
ARDMS Obstetrics Exam 326 Questions with verified Answers 
 
What is the first trimester risk sonographic examination also called? - CORRECT ANSWER The nuchal translucency examination 
 
What does the nuchal translucency examination measure? - CORRECT ANSWER 1. Measurement of the nuchal translucency 
2. CRL (Crown-Rump Length) 
3. Visualization of the fetal nasal bone 
 
What does the standard obstetric sonography examination evaluate? - CORRECT ANSWER 1. Gestational age by fetal biometry 
2. Fe...
That summary you just bought made someone very happy. Also get paid weekly? Sell your study documents on Stuvia! Discover all about earning on Stuvia