Answer:
A
Explanation:
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Answer:
Copper:
Copper compounds produce blue colors in fireworks. Although Copper has a red appearance in solid form, when it’s set alight it creates stunning blue fireworks. Copper is used in electrical wire and roughly half of all copper mined is used for this purpose.
PSAT stands for Preliminary SAT, where SAT is the Scholastic Aptitude test. It is a standardized test that allows for a nation-wide comparison of students. The results of the test are relevant for the National Merit Scholarship program.
Three life processes that may have plateau periods are relationships, careers and education.
Answer:
Whole number, different.
Explanation:
Dalton's atomic theory is useful to explain the structure of an atom. Dalton's explain the atomic structure on the basis of his different postulates. These postulates combine together explains the atom model.
According to Dalton, different atoms has the ability to combine together. The atoms always combine in a whole number ratio to form the compounds. The atoms of the specific element are different from the other element as they have different atomic numbers and different physical and chemical property.
Thus, the correct answer is whole number, different.
