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Chemistry, 22.06.2019 10:30, shaylawaldo11
Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
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Acontrol during an experiment. might change remains constant does not exist does change
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Chemistry, 22.06.2019 14:30, srutkowske1489
Is a pencil falling to the floor anon contact force, a force, or a contact force
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Use the de broglie's wave equation to find the wavelength of an electron moving at 4.5 × 106 m/s. show your work. note: h= plank's constant (6.62607 x 10-34 j s)
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5. Which of the following identifies an element?|
a. proton
C. electron
b. neutron...
a. proton
C. electron
b. neutron...