- Hydrogen reacts with ethyne, C, H,, to produce ethane, C, H, as shown below:
2H2(g) + C, H2(g) →→ C, H6(g)
Use the data in the following table to
write a rate law for this reaction.

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.

Condensation happens when water vapor cools. true or false? ?