Answer: BF3
Explanation: boron needs 4 electron to obtain octet and Fluorine has just one. For the valence shell to be completely filled it will have to form BF4- with 4 fluorine atom surrounding it.
It’s C. 0.31 atm
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Answer:
Carbondioxide, water and ATP
Explanation:
The reaction is called aerobic respiration because oxygen from the air is needed for it to work.
Answer:
first balance the equation:
2SO2+O2=2SO3. BALANCED EQUATION
find the ratio:
2:1:2. SO2:O2:SO3
5.0 moles of SO2 React
1/2×5.0 moles=2.5moles of O2 are needed