Answer
which of the following statements is true?
a.
the earth is exactly...
Answer
which of the following statements is true?
a.
the earth is exactly the same as it was millions of years ago.
b.
the earth's surface has not changed over time.
c.
the earth has evolved over time.
d.
the earth's continents have not changed over time, but some islands have formed.
Answers: 2
Chemistry, 21.06.2019 15:50, algahimnada
In a popular classroom demonstration, solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. part a write a balanced chemical equation for this reaction. express your answer as a chemical equation. identify all of the phases in your answer.
Answers: 3
Chemistry, 23.06.2019 04:50, mia36492
The diagin dilutepage 6 of 12a6a5(a)fluorine, chlorine, bromine and iodine are placed in the same group of theperiodic table. state the common name used to describe elements in this group.(i)state the group in which the elements are placed and explain whythey are placed in that group.(ii)which of the above named elements is a solid at roomtemperature and pressure?
Answers: 2
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