During the reaction provided, methane gas reacts with water vapor to produce carbon monoxide gas and hydrogen gas. CH,(8) + H2O(g) — CO(g) + 3H2(g)
Determine how many liters of H2 gas (measured at STP) are produced when 44.3 liters of CH4 gas (measured at STP)
are reacted.

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

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.