Answer:
comparing samples ———> compound
Identifying drugs ———> infrared
Examining documents ———> stereo
Analyzing paint pigments ———> electron
Explanation: I just did the mastery test
Answer: 45kg
Explanation:
Since 25% of the ingot consists of zinc, it implies that (100 - 25) = 75% of copper is contained in the ingot.
We then calculate 75% of 60kg to get the amount of kilograms of copper that the ingot of brass contain. This will be:
= 75% × 60
= 75/100 × 60
= 0.75 × 60
= 45kg
Some of the sources that can be biassed when it comes to evaluating the current American presidency compared to past presidents include current executive members
Other biased sources include the following:
- Political party members of the President,
- Previous schools the current President attended,
- Family of the current President
- The political party the President belonged to,
- The special assistants to the current President, etc.
The sources that would be biased when evaluating the current American presidency compared to past presidents are those closest to the President or in support of the incumbent President.
Hence, in this case, it is concluded that many sources supporting the current President will be biased towards his cause.
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Answer:
The National Labor Relations Board a. enforces antitrust laws against unions enforces workers' rights to unionize.-d.
