Answer:
<h2>Speed = 5.107 mile/hr</h2>
Explanation:
<h3>Given:</h3>
<u>distance</u> =50m = 0.0311 mile
<u>Time</u>= 21.93 seconds/3600 =0.00609 hour
<u>Speed</u><u>=</u>?
<h3>
Speed= Distance / Time </h3><h3>
= 0.0311 / 0.00609</h3><h3>
= 5.107 mile/hr</h3>
Answer:
0.258 mg of iron remains.
Explanation:
To solve this problem we can use the formula
M₂ = M₀ * 
Where M₂ is the mass remaining, M₀ is the initial mass, and t is time in days.
Using the data given by the problem:
M₂ = 2.000 mg * 
M₂ = 0.258 mg
Answer:
i dont know but it is probily 4 and 6