Chemistry, 12.09.2021 22:20 sheram2010

Astronomy- Question 2
1 pts
An alien spaceship travels in a straight line for 10kpc, and then for 3000lyr. How far has it travelled
in total, in km?

A. 3 x 10 to the exponent 20
B. 3.37x10 to the exponent 17
C. 1.87x10 to the exponent 17
D. 2.87x10 to the exponent 16

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 21:30, sbhishop19

Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass

Answers: 1

continue

Chemistry, 22.06.2019 06:30, caitybugking

Type the correct answer in the box. spell all words correctly. what is the correct term for living the most sustainable life you can within your current circumstances? when your are being as sustainable as you can within your current lifestyle, you are said to be sustainability.

Answers: 3

continue

Chemistry, 22.06.2019 07:00, coolkid2041

Calculate the number of moles of ethane in 100 grams

Answers: 3

continue

Chemistry, 22.06.2019 13:00, carlinryan

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

Answers: 2

continue

You know the right answer?

Astronomy- Question 2
1 pts
An alien spaceship travels in a straight line for 10kpc, a...