Physics, 28.08.2019 19:30 Wolfb21345
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an unmanned spacecraft leaves for venus. which statements about the spacecraft’s journey are true?
a. the weight of the spacecraft keeps changing.
b. the mass of the spacecraft keeps changing.
c. the weight of the spacecraft remains the same.
d. the mass of the spacecraft remains the same.
e. the gravitational pull on the spacecraft remains the same.
Answers: 1
Physics, 21.06.2019 21:30
According to social exchange theory, altruistic behaviors benefit the individual who performs them. t/f
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Physics, 22.06.2019 16:00
The electric field direction is defined by the direction of the force felt by (select one of the following answers): 1. a negative charge. 2. a positive charge. 3. both positive and negative charges.
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Physics, 22.06.2019 17:40
The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.
Answers: 3
Select all the correct answers.
an unmanned spacecraft leaves for venus. which statements abou...
an unmanned spacecraft leaves for venus. which statements abou...
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