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Answers by Mattbloke

Answers by Mattbloke
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The half-life of carbon-14 is 5,730 years. Dating organic material by looking for C-14 can’t be accurately done after 50,000 years. Suppose a fossilized tree branch originally contained 4.30 grams of C-14.
answered Apr 23, 2019
3 votes
38.7k views
Jorge is making 6 large salads and 4 small salads. How many cherry tomatoes does he need?
answered Mar 15, 2019
7 votes
75.5k views
True or false? China traded tea and rice for silk and porcelain from other countries
answered Nov 20, 2018
5 votes
169k views
Read the excerpt from Hemingway’s A Farewell to Arms. The major was a little man with upturned mustaches. He had been in the war in Libya and wore two wound-stripes. He said that if the thing went well
answered Sep 16, 2018
4 votes
91.4k views
How did music reflect american interests in the early and mid- 1800s?
answered Jul 27, 2018
1 vote
172k views
Both state and national governments have the power to make marriage laws raise and collect taxes coin and print money conduct elections
answered May 26, 2018
1 vote
194k views
The boiling point of a substance in City A is found to be 145 °C. The boiling point of the same substance in City B is 141 °C. Which city, A or B, is at a higher elevation? How do you know?
answered Feb 6, 2018
5 votes
81.6k views
A truck travels at a constant speed of 45 kilometers per hour. How far does the truck travel in 20 minutes?
answered Dec 12, 2017
3 votes
49.3k views
when comparing salaries,which unit rate is better is better: $3,250/month or $4,000/momth? explain answer
answered Jun 26, 2017
7 votes
186k views
Which statement best demonstrates why the following is a non-example of a polynomial? 33 y squared all over x squared − 62y2xz − 35z2y2 The expression has a variable raised to a negative exponent. The
answered Jan 8, 2017
2 votes
172k views
The larger leg of a right triangle is 3cm longer than its smaller leg. The hypotenuse is 6cm longer than the smaller leg. how many centimeters long is the smaller leg please explain how you got it
answered Jan 21, 2015
4 votes
30.7k views
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