Chem 130 - FINAL Comprehensive
Questions (Frequently Tested) and
Complete Solutions Graded A+
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Dimensional Analysis - Answer: a mathematical technique that
allows you to use units to solve problems involving measurements
Base Unit Conversion - Answer: Giga - "G" - 10^9
Mega - "M" - 10^6
, Kilo - "k" - 10^3
Hecto - "h" - 10^2
Deka - "da" - 10^1
Deci - "d" - 10^-1
Centi - "c" - 10^-2
Milli - "m" - 10^-3
Micro - "µ" - 10^-6
Nano - "n" - 10^-9
Pico - "p" - 10^-12
density as a conversion factor - Answer: Ex.
Determining the # of protons, neutrons, & electrons in a neutral
element - Answer: The number of protons and electrons are
equal in neutral elements(atomic number).
To find the number of neutrons: subtract the # of protons/atomic
number from the atomic mass.
Cation vs Anion - Answer: Cation: positive
Questions (Frequently Tested) and
Complete Solutions Graded A+
Professional Academic Assistance Services
Services Offered
• Proctored Exam Assistance
• Online Class Management (Full Course Support)
• Exam Preparation & Study Materials
• Assignments and Coursework Support
• Essay and Research Paper Writing
• Discussion Posts & Responses
• Editing and Proofreading
• Confidential Academic Consultation
Contact Information
Email:
WhatsApp link: https://wa.me/254704846336
Fast Response | Confidential | Reliable Academic Support
Helping Students Achieve Academic Excellence
Dimensional Analysis - Answer: a mathematical technique that
allows you to use units to solve problems involving measurements
Base Unit Conversion - Answer: Giga - "G" - 10^9
Mega - "M" - 10^6
, Kilo - "k" - 10^3
Hecto - "h" - 10^2
Deka - "da" - 10^1
Deci - "d" - 10^-1
Centi - "c" - 10^-2
Milli - "m" - 10^-3
Micro - "µ" - 10^-6
Nano - "n" - 10^-9
Pico - "p" - 10^-12
density as a conversion factor - Answer: Ex.
Determining the # of protons, neutrons, & electrons in a neutral
element - Answer: The number of protons and electrons are
equal in neutral elements(atomic number).
To find the number of neutrons: subtract the # of protons/atomic
number from the atomic mass.
Cation vs Anion - Answer: Cation: positive