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The composition of the mixture is identical throughout. |
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The composition is not identical throughout |
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Converting matter from one state to another state |
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Identify the following as physical or chemical change;
Dissolving sugar in water |
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Identify the following as physical or chemical change;
Rusting of iron |
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A dilute sugar solution is an example of a |
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Which of the following is an example of a heterogenous mixture?
Sea water
Steel
Chicken noodle soup
Milk |
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Classify the following as science or technology.
Trying to understand where the Sun gets its energy. |
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Classify the following as science or technology.
The invention of the transistor. |
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Identify the following as physical or chemical change;
Adding electricity to water to produce hydrogen and oxygen |
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Identify the following as physical or chemical change; Liquid water freezing into ice cubes |
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_______ is usually exact, but ___________ on the other hand are subject to error. |
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0.00607 has ______ significant figure(s) |
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0.03 has _____ significant figure(s) |
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0.0025 has _____ significant figures |
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Zeros in front of all other digits (Leading zeros) are always/never significant. |
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Trailing zeros (zeros after last non zero digits) are/are not significant if there is a decimal point. |
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In scientific notation 300,000,000 can be written as ___________ |
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The unit of specific heat is _______ or _______. |
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The specific heat of water is ___________. |
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The correct scientific notation for 147.8 x 10-3 is |
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If you have 2.00 g of liquid metal mercury (Hg), what volume will it occupy in milli- liters given that the density of mercury is 13.6 g/mL? |
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Specific heat of substance X Mass of substance X Change in temperature |
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