The slope of the velocity versus time graph of an object with positive velocity and acceleration is ________, and the shape of t
1 answer:
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There are 8.61 × 10²⁰ atoms in 0.290 g P₂O₅.
Step 1. Convert <em>grams of P₂O₅ to moles of P₂O₅</em>.
Step 2. Convert <em>moles of P₂O₅ to molecules of P₂O₅</em>.
Step 3. Convert <em>molecules of P₂O₅ to atoms</em>.
There are seven atoms in 1 mol P₂O₅.
∴
Answer:
p = 260 kilogram/cubic meter
Explanation:
ρ =
=
= 0.26 gram/milliliter
= 260 kilogram/cubic meter