Dalton's Atomic Theory states:
a. all elements have several isotopes
b. all the proper...
Dalton's Atomic Theory states:
a. all elements have several isotopes
b. all the properties of matter are determined by the properties of atoms
c. that matter is composed of small indestructible particles
d. that an atom is predominantly empty space
e. that energy is neither created nor destroyed during a chemical reaction
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Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility
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An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8
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What is the source of continuous heat and energy that we receive from the sun
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