Answers by Changwei Yao
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Answers by Changwei Yao

Answers by Changwei Yao
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What is the smallest particle representing hydrogen peroxide?
answered Oct 9, 2019
5 votes
177k views
about 20% of the population of a large country is nervous around strangers. if two people are randomly selected , what is the probability both are nervous around strangers? what is the probability at least
answered May 26, 2019
6 votes
85.4k views
In order to teach her second grade students about ______, teacher jane elliot created in-groups and out-groups based on the superficial characteristic of eye color. question 16 options:
answered Feb 13, 2019
3 votes
45.3k views
In his poem Chavez’s opinion of the rattlesnake is split between its beauty and its fearsomeness. True False
answered Oct 1, 2018
4 votes
51.0k views
Consider the function f(x) = 4x2 + 5. Find the value of f(x) when x = 2 and select the correct answer below. A. 13 B. 21 C. 69 D. 89
answered Sep 7, 2018
3 votes
222k views
Ms. Bristol measured the mass of a closed beaker containing several ice cubes. The mass was 100 g. An hour later, after the ice cubes had melted, Ms. Bristol measured the mass of the beaker again. What
answered May 22, 2018
7 votes
200k views
Is that correcttt???
answered Mar 27, 2018
1 vote
157k views
A special election might take place in Georgia if
answered Mar 6, 2018
7 votes
118k views
A metal weighing 7.101 g is placed in a graduated cylinder containing 33.0 mL of water. The water level rose to the 37.4 mL mark. a) Calculate the density of the metal (in g/mL).
answered Mar 4, 2018
0 votes
15.8k views
Simplify 5x^2y^-3 using the rules of negative exponents.
answered Feb 2, 2018
5 votes
147k views
How is Cassius able to convince Brutus to join in on the conspiracy? What pathos appeal is Cassius using?
answered Jan 28, 2018
2 votes
140k views
What is the effect of an increase in the average kinetic energy of an object
answered Dec 2, 2017
1 vote
11.1k views
The inner 1,000,000 is an exponent of ten is that true
answered Sep 17, 2017
3 votes
111k views
In which way was the presidential election of 2008 unique in American history? A. The first Jewish president was elected. B. A third-party candidate won the popular vote. C. The first black president was
answered Jun 18, 2017
4 votes
223k views
Explain how real soil compares to the dirt materials
answered Dec 16, 2016
5 votes
129k views
Under which conditions of temperature and pressure does a sample of neon behave most like an ideal gas? (1) 100 K and 0.25 atm (2) 100 K and 25 atm (3) 400 K and 0.25 atm (4) 400 K and 25 atm
answered Jun 16, 2016
3 votes
177k views
chelsea deposits $600 into a bank account and is earning simple interest.After 4 years her account has a balance of $621.60.If Chelsea decides to put $1100 into the bank account instead of $600 how much
answered Aug 28, 2015
6 votes
160k views
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