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During an experiment, a student observes the formation of a precipitate. Why does this indicate that a chemical reaction is likely occurring? A solid forms, and there is a change of color. A gas forms,
answered
Oct 24, 2021
Chemistry
high-school
5
votes
84.6k
views
The half-life of carbon-14 is about ____________ years. Fill in the blank.
answered
Oct 13, 2021
Chemistry
high-school
5
votes
171k
views
he history of the Egyptian Empire is divided into three eras based on __________. A. the different times of warfare with the Nubians B. the distinct stages of technological development C. the different
answered
Oct 8, 2021
English
college
5
votes
92.7k
views
Which conclusion does this excerpt best support? Mark Antony’s life will be spared because he will be useless without Caesar. Mark Antony should also be assassinated because he and Caesar are so close.
answered
Sep 29, 2021
English
middle-school
0
votes
27.1k
views
A hotel wants to know if there's a relationship between gender and the way customers make room reservations. A manager takes a random sample of 160 reservations. She records whether they were made by a
answered
Aug 22, 2021
Mathematics
college
5
votes
190k
views
Choose the equation that is equivalent to the equation shown below. y = 2x + 4a/6b A. x = 2x - 3by B. c = ax-by/z C. b = 6y/2x+4a D. a = 3by-x/2
answered
Apr 13, 2021
Mathematics
high-school
4
votes
216k
views
Th SEDelco Solving with the Distributive Property Instruction Active U Solving a Real-World Equation . Matt makes $80 a month mowing lawns. His friend Solve the linear equation to find the value for x
answered
Mar 8, 2021
Mathematics
high-school
4
votes
156k
views
In economics, what term refers to all natural resources
answered
Jan 24, 2021
History
college
2
votes
193k
views
How many regions are the 13 colonies split into
answered
Jan 19, 2021
History
college
1
vote
216k
views
Look at this graph from When Birds Get Flu and Cows Go Mad! by John DiConsiglio. HIV/AIDS IN AFRICA, 1958–2003 The deadly disease has been dramatically shortening life expectancy. Given the change in life
answered
Nov 2, 2020
History
middle-school
2
votes
139k
views
What is 145.45 repeating subtracted by 1.45 repeating
answered
May 2, 2020
Mathematics
middle-school
4
votes
145k
views
Read this excerpt from the Declaration of Independence. “We have warned them from time to time of attempts by their legislature to extend an unwarrantable jurisdiction over us. We have reminded them of
answered
Feb 18, 2020
English
middle-school
5
votes
203k
views
7. In Emily Dickinson's poem, she writes, "How frugal is the Chariot / That bears a human soul".These lines feature what type of figurative language? A. Paradox B. Alliteration C. Personification D. Allusion
answered
Dec 1, 2019
English
college
2
votes
37.0k
views
Julia writes 2 fractions with the same denominator that have numerators 5 and 7. What could the denominator be if the sum is less than 1? Equal to 1? Greater than 1? Please explain step by step what the
answered
Sep 1, 2019
Mathematics
middle-school
3
votes
121k
views
What factors led to the decreased Native American population by more than 80 percent from 1850 to the 1870s? A. They lost their land and freedom c. They were unable to make a living b. Many were murdered
answered
Aug 24, 2019
English
high-school
5
votes
33.9k
views
Plzz help me 12x+8+55+8x-3=180
answered
Sep 9, 2018
Mathematics
high-school
7
votes
174k
views
After the collapse of the western half of the roman empire, imperial authority survived for another thousand years in the
answered
Aug 27, 2018
History
high-school
1
vote
125k
views
Having unprotected sex with hepatitis C infected partner may put you at risk for contracting HPV true or false
answered
Jul 16, 2018
Health
college
1
vote
200k
views
The greenhouse effect describes the _____. A. Trapping of heat by water vapor and gases in the atmospere. B. Long-wave radiation given off by the sun. C. Short-wave radiation given off by the Earth's surface.
answered
Jul 13, 2018
Chemistry
middle-school
2
votes
4.4k
views
What is the first step in solving 4x -3 = 9
answered
May 29, 2018
Mathematics
high-school
3
votes
10.7k
views
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