2 years ago

I need help ASAP pls

1 answer:

5 0

Answer:

A should be the swer n

Explanation:

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sp2606 [1]

Inbox me for the answer

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2 years ago

mash [69]

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2 years ago

Hoochie [10]

Answer:

The half life is $H_{1/2}= 7333.3sec$

Explanation:

The half life of a first order reaction is mathematically represented as

$H_{1/2} = \frac{0.693}{Rate Constant }$

Substituting $9.45 * 10^{-5}s^{-1}$ for the rate constant

$H_{1/2} = \frac{0.693}{9.45*10^{-5}}$

$H_{1/2}= 7333.3sec$

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2 years ago

NNADVOKAT [17]

Answer:

It's A., thats conduction and its a heat transfer

Explanation:

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2 years ago

SashulF [63]

Answer:

I think its 1.40M Na^+ we convert to Na3PO4 which means we need 1.40M x (1 mole Na3PO4/3 mol Na^+) = 1.40 x 1/3 = 0.467 M Na3PO4.

Explanation:

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3 years ago