Answers: 2
Social Studies, 21.06.2019 22:00
24-karat gold is considered to be pure gold. 18-karat gold is considered to be about 75% gold. what is 18-karat gold considered a mixture rather than a pure substance? a) it has a variable composition of other elements and minerals. b) its color is different than pure gold. c) the gold atoms are not arranged in a repeating pattern. d) it can be melted and transformed into a different substance.
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Social Studies, 22.06.2019 12:00
What greek scientist created a screw to move water for irrigation?
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Social Studies, 22.06.2019 17:20
In a small, closed economy, national income (gdp) is $350 million for the current year. individuals have spent $100 million on the consumption of goods and services. they have paid a total of $60 million in taxes and the government has spent $75 million on goods and services this year. use this information and the national income identity to answer the questions. how much does the economy spend on investment?
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Social Studies, 23.06.2019 01:00
Alexander hamilton was one of the most important of the founding fathers. which of the following is he responsible for? select all that apply.
Answers: 1
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