The quantity 8.7 × 105 g expressed in standard decimal notation.
A) 0.000087 g
B) 870.000 g
C) 0.0000087 g
D) 870,000 g
Correct Answer:
Verified
Q7: Which is not a pure substance?
A)Helium
B)Copper wire
C)Air
D)Sucrose
Q8: Which diagram(s) best represent(s) only molecules?
Q9: Which square(s) contain(s) only one or more
Q10: Which square(s) contain(s) only an element?
Q11: Which substance is an element?
A)NO2
B)NaCl
C)N2
D)CH4
Q13: Which symbols represent only elements that are
Q14: A substance that can be broken down
Q15: Which diagram(s) best represent(s) only diatomic molecules?
Q16: Which squares contain mixtures? Q17: Which differentiates a compound from a mixture![]()
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