Medical Science

Experiment: Physical and Chemical Properties and Changes Objectives o Identify confused physical and chemic properties of matter o To distinguish amongst chemical substance substance substance neuters and physical transposes. Materials Needed Equipment: o wild plate o 250 mL and vitamin D mL beakers o Glass stirring rod o 12-Well plate o Eyedroppers o Microspatula o Evaporating dishes o Ice Chemicals: o dissimilar elements and compounds o Iodine crystals o Sucrose crystals o dimethyl ketone o nerve wool o Cupric sulfate pentahydrate crystals o 10% sodium carbonate solution o 10% sodium sulfate solution o 6 M HCl o 10% calcium chloride solution o 10% sodium chloride solution o Sodium metal o Phenolphthalei n solution o De-ionized water Discussion alchemy is the study of matter. It is very common for a pill tumbler pigeon to need to describe a bit of matter as thoroughly as possible. In doing so, the chemist would certainly make sense physical properties.

Many physical properties can be descry using our senses; color, crystal shape, and phase at room temperature ar some examples. Other physical properties involve quantitative observations and so must be measured; density, specific heat capacity, and turn point ar three examples. A physical change is any change in a subst ance that does not involve a change in its c! hemical composition. During a physical change, no new chemical bonds are formed, and so the chemical composition remains the same. Examples of physical change are boiling, freezing, expanding, and dissolving. Matter can also be characterized by its chemical properties. The chemical properties of a substance include all the chemical changes possible for that substance. A chemical change is one in which the substance is transformed to a new substance. That is, there is a change in the...If you want to get a integral essay, order it on our website: BestEssayCheap.com

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