5. Which of the following is a way that scientists communicate their results to others?
a. speak at a conference
b. write scientific articles
c. exchange information on the Internet
d. all of the above
6. 4.832 has 4 significant digits as a result of which rule?
a. All nonzero numbers are significant.
b. Zeros between nonzero digits are significant.
c. Final zeros after the decimal point are significant.
d. Zeros used solely for spacing the decimal point are not significant.
7. Which digits are significant in 0.045?
a. both zeros only
b. 4 and 5
c. 0, 4, and 5 to the right of the decimal
d. All digits are significant.
Answers: 1
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According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.
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Chemistry, 22.06.2019 18:00
The fact that the total amount of energy in a system remains constant is a(n)
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Chemistry, 22.06.2019 19:30
To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %
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5. Which of the following is a way that scientists communicate their results to others?
a. speak at...
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