1. Acid , H+ ion
2. Base , OH- ion
3. Base , OH- ion
4. Acid , H+ ion
Li₂O
Explanation:
Elements or ions exchange their combining powers or their simplest whole number ratio during the formation of a chemical formulae of compounds.
The combining power of lithium is 1
Oxygen is 2
Lithium Oxygen
Combining
power 1 2
Exchange of
valencies 2 1
Molecular formula of the compound gives Li₂O
Learn more:
Molecular formula brainly.com/question/5537295
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You use the equation q=mcdeltaT delta t=the chang in temp m=the mass of water and c=the specific heat capacity which for water is usually 4.18kJ
q is the amount of energy which you are trying to figure out
im sorry that i dont know the overall units for the equation but hope this helps you
:) :)
Answer:
about 29.5 days
Explanation:
it takes 27 days, 7 hours and 43 mins for our moon to complete a full orbit around the earth.