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The difference between hard and soft water
Collect some hard water from a stream(or make some as defined in the next experiment). Also secure some soft water like as rain water or distilled water. Make some soap solution by dissolving soap shavings or powdered soap in a little warm water. Place equivalent amounts of hard and soft water in every of two bottles. Add soap solution to the soft water with a dropper, some drops at a time. Shake the bottle well after every addition. Count the number of drops of soap solution required to produce suds about 1 cm thick on the top.
where do you find blood conective
Housing: Housing is an important component of healthy environment. Probably you are aware that housing conditions for the vast majority of people in India are not up to the s
a) Name the primary minerals present in an igneous rock. a ) Quartz (SiO2), feldspars, amphiboles, pyroxenes and micas are the most common primary minerals in igneous rock
#2 DESCRIBE THE APPEARANCE OF THE STOMATE AND THE GUARD CELLS.
Explain the Pulmonary Volumes Pulmonary volumes are the volume of gases in lungs under different conditions of respiration. There are different terms associated with each of t
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lable the direction of increasing frequency and the direction of increasing wavelength on the em.
Are there living beings without cells?
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identify ten diagnostic medical terms that use suffixes note note suffixes and provide definitions
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