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Pre-AP Chemistry Semester 1 Review
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Pre-AP Chemistry Semester 1 Review
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Pre-AP Chemistry Semester 1 ReviewAll of the following are steps in the scientific method except - correct answer-discarding data
inconsistent with the hypothesis
A negative ion is known as a(n) - correct answer-anion
The distance between two successive peaks on adjacent waves is its - correct
answer-wavelength
The mass of 5.000 mol of cesium (atomic mass 132.9 amu) is - correct answer-664.5g.
Phosphorous-33 (atomic number 15) contains - correct answer-18 neutrons
The measurement 0.035550 g rounded off to two significant figures would be - correct
answer-0.036 g.
How many minutes are in one week? - correct answer-10 080 min
If a mixture is not uniform throughout, it is called - correct answer-heterogeneous
How many orientations can an s orbital have about the nucleus? - correct answer-1
How many isotopes of hydrogen are known? - correct answer-3
A prospector finds 39.39 g of pure gold (atomic mass 196.9665 amu). She has - correct
answer-1.204 x 10^23atoms of Au
Which block in the periodic table contains the alkali metals? - correct answer-s
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