Answers by David Lam
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Answers by David Lam

Answers by David Lam
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Which of the following sentences correctly uses a semicolon? 1.Someone totally messed up my room; my sister looked very guilty. 2.I tried to move the desk to find my fallen paper; but it was too heavy.
answered Aug 11, 2018
4 votes
154k views
Starting at home, Jessica traveled uphill to the toy store for 12 minutes at just 10 mph. She then traveled back home along the same path downhill at a speed of 30 mph. What is her average speed for the
answered Jul 10, 2018
2 votes
199k views
What is the weight in grams of 3.36 × 1023 molecules of copper sulfate (CuSO4)?
answered May 17, 2018
5 votes
187k views
Materials are able to move across a cell membrane through one of two methods: active transport or passive transport. What is the difference between active transport and passive transport?
answered Jan 9, 2018
1 vote
181k views
Wilkins and Franklin were responsible for discovering important information about what aspect of DNA? A.Its shape B.Its molecular structure C.its chemical composition D.that it was the genetic material
answered Dec 25, 2017
4 votes
207k views
Which do these words match too? 1. la banda de mariachis 2. la obra de teatro 3. una actriz 4. actuan 5. aplauden 6. el músico 7. la tuba 8. el, la cantante 9. el bailarín, la bailarina 10. ensayos Words/sentences
answered Sep 21, 2017
3 votes
130k views
1. Julian watches his grandfather repair watches. As Julian matures he imitates what his grandfather does, and then his grandfather shows him more complicated techniques. Eventually, Julian is as proficient
answered Sep 1, 2017
3 votes
209k views
Selections made with replacement are considered to be​ _______.
answered May 22, 2017
7 votes
186k views
Which of these elements would form an ionic bond between them? a.cl and f b.cl and cl c.ca and br d.ca and mg
answered Feb 22, 2017
7 votes
126k views
Which does the phrase "word nest" in this analogy most likely represent? "As the marsh-hen secretly builds on the watery sod, Behold I will build me a nest on the greatness of God: I will fly in the greatness
answered Dec 8, 2016
1 vote
66.4k views
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