a buildup of dark clouds
A buildup of dark clouds
a buildup of dark clouds
An indicator shows when we have added just enough of the second reagent to react with the first. If you mean why do we add only a small amount of indicator, it is to keep the answer accurate. Some of the reagent is used changing the indicator so the answer is always slightly bigger than perfection, and the more indicator you add, the larger the error.
The number of growth rings in the trunk of a woody plant is a common indicator of its age. Each ring represents one year of growth and can be counted to estimate the plant's age.
a buildup of dark clouds
A buildup of dark clouds
Buildup of dark clouds
a buildup of dark clouds
distinguish between common acid base indicator and universal indicator
A common first indicator of an approaching thunderstorm is a darkening sky or a shift in the color of the clouds to a dark gray or greenish color. Wind speeds may also increase, and you may notice distant rumbles of thunder or see lightning flashes in the distance.
When was the forst vegatable indicator made in? When was the forst vegatable indicator made in?
Thunder and lightning, sky darkens, winds increase. A better long distance warning is crackily static on an AM radio. You can only hear thunder about 8 miles away, but the static can be heard about 40 miles away from the storm.
Phenolphthalein Litmus Red Litmus Blue Universal Indicator -> Most Common Methyl Orange :)
Seizures
Malaise
An indicator measures angular displacement. A common error with this device is called cosine error when the angle of the measurements are not correct.