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Chemistry 1010- Exam -1 with complete verified solutions(GUARANTEED SUCCESS). $14.49   Add to cart

Exam (elaborations)

Chemistry 1010- Exam -1 with complete verified solutions(GUARANTEED SUCCESS).

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  • Course
  • Chem 1010
  • Institution
  • Chem 1010

Chemical Change Change in Chemistry New Compound Formed Cannot be Changed Back Physical Change Change in Appearance No Change in Chemistry Can be changed back easily Qualitative Observations Observations about apperance physical features Quantitative Observations Measu...

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  • September 2, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Chem 1010
  • Chem 1010
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GUARANTEEDSUCCESS
Chemistry 1010- Exam #1 with
complete verified
solutions(GUARANTEED
SUCCESS)
Chemical Change - answer Change in Chemistry
New Compound Formed
Cannot be Changed Back


Physical Change - answer Change in Appearance
No Change in Chemistry
Can be changed back easily


Qualitative Observations - answer Observations about apperance
physical features


Quantitative Observations - answer Measurements, Numbers


Smaller Prefixes - answer Deci 10 (-1)
Centi 10(-2)
Milli 10(-3)
Micro 10(-6)
Nana 10(-9)
Pico 10(-12)


Larger Prefixes - answer Deca 10(1)
Hecto 10(2)

, Kilo 10(3)
Mega 10(6)
Giga 10(9)
Tera 10(12)


Inches to Centimeter - answer 2.54 cm/ 1in


Grams to Pounds - answer 454 grams/ 1 lb


Liter to Quarts - answer 1 liter/ 1.06 quarts


Kilometer to Miles - answer 1 Km/ .621 miles


Addition and Subtraction Significant Figures - answer Smallest number of
decimal places
Doesn't matter about what is to the left of decimal, just to the right


Multiplication and Division Significant Figures - answer Smallest number
of significant figures


Accuracy - answer How close a number is measure to its true value


Precision - answer How close the values are measured to each other


Atomic Number = - answer number of protons and electron


Atomic Mass= - answer Number of protons+ number of neutrons


Isotope - answer Two atoms with same number of protons, but different
number of neutrons

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