What is the mass of 11.2dm³ and the following gases at stp. a. Ammonia. b. Hydrogen Sulphide. c. Chloride. d. Dinitrogen (I) oxide. ( H=1, N=14, S=32, O=16, Cl=35.5, GMV=22.4dm³ at stp)

Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?

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.

All motion is caused by force? true or false