Theoretical yield is the ideal number, so we'll assume it all reacted without issue.

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=56.3gNH↓3
By looking it up on the periodic table
Answer:
the answer is I'm pretty that it's
Explanation:
Ur Wellcome
Answer:
180 mg
Explanation:
For a first-order reaction, we can calculate the amount of aspirine (A) at a certain time (t) using the following expression.

where,
k: rate constant
A₀: initial amount
If we know the half-life (
) we can calculate the rate constant.

When t = 4 h and A₀ = 400 mg, A is:

Answer:
depends on how many you have...
Explanation: