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Chem Unit 3

Chem Unit 3
12問 • 2年前
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  • 通報

    問題一覧

  • 1

    What are the significant figures in a measurement?

    All digits and an estimated last digit.

  • 2

    Diff. between Accuracy and Precision?

    Acc- how close a measurement is to the value measured Pre- How close measurements are to each other

  • 3

    How to find the Error? EA SPORTS

    Experimental Value-Accepted Value

  • 4

    What are the basic units for length in the SI system?

    Meters, Liters, Grams

  • 5

    Diff. between Mass and Weight?

    Mass- How much matter obtains Weight- Measurement of Force

  • 6

    How many calories in 4.5 Joules?(USA)

    1.076

  • 7

    Prefixes? (Mic, K, C, Mil, Meg, N, P)

    Micro, Kilo, Nano, Milli, Mega, Centi, Pico

  • 8

    0 Temp on Kelvin and Celsisus? Password+Kyrie

    0- Kelvin 273- Celsius

  • 9

    5 most common used SI units MKTTA

    Meter, Kilogram, Time, Temperature, Amount

  • 10

    On moon, is mass or weight different?

    Weight because gravitys weaker

  • 11

    Define Conversion Factor (x,/)

    a number to change units by multiplying or dividing

  • 12

    Why is density intensive?

    A range of them across samples

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    問題一覧

  • 1

    What are the significant figures in a measurement?

    All digits and an estimated last digit.

  • 2

    Diff. between Accuracy and Precision?

    Acc- how close a measurement is to the value measured Pre- How close measurements are to each other

  • 3

    How to find the Error? EA SPORTS

    Experimental Value-Accepted Value

  • 4

    What are the basic units for length in the SI system?

    Meters, Liters, Grams

  • 5

    Diff. between Mass and Weight?

    Mass- How much matter obtains Weight- Measurement of Force

  • 6

    How many calories in 4.5 Joules?(USA)

    1.076

  • 7

    Prefixes? (Mic, K, C, Mil, Meg, N, P)

    Micro, Kilo, Nano, Milli, Mega, Centi, Pico

  • 8

    0 Temp on Kelvin and Celsisus? Password+Kyrie

    0- Kelvin 273- Celsius

  • 9

    5 most common used SI units MKTTA

    Meter, Kilogram, Time, Temperature, Amount

  • 10

    On moon, is mass or weight different?

    Weight because gravitys weaker

  • 11

    Define Conversion Factor (x,/)

    a number to change units by multiplying or dividing

  • 12

    Why is density intensive?

    A range of them across samples