Answer:
See below.
Explanation:
CH4 + 2 O2 → CO2 + 2H2O
One molecule of methane reacts with 2 molecules of oxygen to produce one molecule of carbon dioxide and two molecules of water.
It is also true if we replace the word molecule by mole.
Answer:
Sodium citrate is a compound with a total of 21 atoms
Answer:
20 electrons
A neutral atom with atomic number 20 will have 20 electrons.
The atomic number is, by definiton, the number of protons in an atom's nucleus but for a neutral atom it's also equal to the number of electrons. Each element has a different, unique number of protons that determines its identity.
Explanation:
