C. Solids have a definite shape and definite volume.
is the correct one.
Answer:
Explanation:
Average rate = gallons / minutes
If 12.5gallons in 5mins
Xgallons in 1mins
12.5/5 = 2.5gallons per minute
Hey there,
Electric cells we use usually carry limited voltage. Here's an example: 1.5V. Really, there is no chance of any shot circuit. that's why MCB and fuse wires are not used in their circuit
.
:)
Protective Factors is the term taken.
Answer:

Explanation:
Let
be % of
at time
(time in minutes).
Amount of
in room=Volume of room 
Rate of change of
in room=Volume of room x 

Rate of inflow of
=

Rate of
outflow

Therefore rate of change of
is 
% rate of change is
Therefore we have:

Integrate both:


In
In

Raise both sides to base
,

Initially, there's only 0.25% of
,
Now substitute
and 

