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Convert all the observations into seconds.Find their average.Divide the answer by 60 into a mixed fraction.Then, integer part of mixed fraction = minutes.Fractional part = seconds.
0 hours
Three hours and 15 minutes can be written as 3.25 hours or 3 1/4 hours.
3 1/2 hours.30 minutes = 30/60 = 3/6 = 1/2 hours
Chemicals are often mixed in test tubes
Ex.: oil, ethanol, organic solvents, paints etc.
a solution is two substance mixed together
It is a chemical property because the water physically does not change but the chemicals within it do change.
The chemicals which are involved in a reaction are called Reagents or Reactants
Ash doesn't dissolve sugar. Ash can be an example of a catalyst. Pure sugar will not ignite but mixed with ash will be able to ignite even though the ash is not burned.
It really depends on the chemicals, but in many cases, chemicals might react with the wood in the pencil.
its photosynthasis mixed with light and chemicals
Yes, sulfur can burn in air forming sulfur dioxide.
No they put chemicals, steroids, sodium, mixed hormones, cocaine, and nuclear waste.
no
The different type of chemicals mixed together