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What happens upon the addition of NaOH solution (OH- ions) to a pink solution of cobalt chloride? Include equation(s) in your answer.

A blue precipitate is formed when both a few drops, or excess, of NaOH is added to a solution of cobalt chloride; this is an example of an acid-base chemical reaction.The relevant equation is: [Co(H 2 O) 6 ]...
CW
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How does oxidative phosphorylation produce ATP?

Oxidative phosphorylation requires the electron carrier system; comprised of four protein complexes (complexes I - IV) as well as the enzyme ATPase. These are intrinsic enzymes that line the inner mitochondr...
JB
Answered by Jack B. • Biology tutor
5401 Views

Why do ionisation energies have a general increase across periods?

Ionisation energy is the energy required for one mole of gaseous atoms to lose one mole of electrons, hence forming one mole of gaseous ions.The ionisation energies for elements increases across the period b...
AP
Answered by Anna P. • Chemistry tutor
3744 Views

What does the 吧 in Chinese signify?

Unfortunately, there is no real translation for the 吧 in Mandarin. It is used at the end of the sentence to emphasize exclamation. It can be used after a verb to express an order. It is usually used verbally...
DB
Answered by Dinh B. • Mandarin tutor
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Why does the past tense of verb (passé composé) sometimes change depending on the pronoun and sometimes not?

The tense known as "passé composé" uses the verbs "être" and "avoir" in their conjugated form and another verb in order to form the past tense of that verb. This tense shows tha...
DB
Answered by Dinh B. • French tutor
2644 Views