Chemistry, 16.02.2020 23:46 richlovedarkwa5
Robots have been around since the 3rd century BC. At that time, they were mainly invented as toys to amuse the king or emperor.
Now, robots help life on Earth by...
I. gathering information from areas that humans cannot easily study.
II. performing repetitive jobs more quickly and accurately than humans.
III. making it possible for humans to be completely unnecessary in factories and research facilities.
A.
I, II, and III
B.
I and II only
C.
I and III only
Answers: 1
Chemistry, 22.06.2019 00:00
Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.
Answers: 1
Chemistry, 22.06.2019 09:00
This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
Answers: 2
Chemistry, 22.06.2019 18:30
How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it
Answers: 3
Robots have been around since the 3rd century BC. At that time, they were mainly invented as toys to...
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