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Balance the chemical reactions:

Na2O + H2O - - - > 2NaOH

K2O + H2O - - - > KOH

MgO + H2O - - - > Mg (OH) 2

CaO + H2O - - - > Ca (OH) 2

SO2 + H2O ⇄ H2SO3

SO3 + H2O - - - > H2SO4

What is chemical equilibrium?

What are the stages of filtration in the nephrons?

What are the implications of increased amount of CO2 in the atmosphere

58. Explain why each successive ionization of an electron requires a greater amount of energy. (6.3)

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Which of the following organisms are carnivores? Producers Omnivores Consumers Decomposers

What is the number of moles in 2.33 L of H2S gas at STP?

Nitrous oxide (n2o), or laughing gas, is commonly used as an anesthetic in dentistry and surgery. how many moles are present in 8.4 liters of nitrous oxide at stp?

How can an atom be electrically neutral when it contains particles that are charged?

Is boiling water considered physical or chemical bond