Purpose/Hypothesis:! • The purpose of this experiment is to investigate the chemical and physical properties of pure chemical substances. A property of a substance is some distinguishing characteristic. Some of the most common physical properties are color‚ odor‚ hardness‚ density‚ melting point‚ boiling point‚ and solubility in various solvents. For all of these properties‚ no chemical change takes place. Chemical properties describe the tendencies of a substance to undergo chemical change. For example‚ copper
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terms of the following criteria: a. Color b. Odor c. Appearance d. State/form e. Stickiness 2. How effective is the cigarette filter as glue based on the perception of the respondents? Highly Accepted (HA)5‚ Accepted (A)4‚ Moderately Accepted (MA)3‚ Little Accepted (LA)2 & Not Accepted (NA)1. | H.A. (5) | A (4) | M.A. (3) | L.A. (2) | N.A. (1) | a. Color | | | | | | b. Odor | | | | | | c. Appearance | | |
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close values in order for this experiment to be successful. Keywords: fruit flavors‚ banana flavor‚ acyl esterification‚ reflux‚ extraction‚ washing‚ drying‚ drying agents Introduction Esters are a group of organic compounds that give out distinct odors. Examples of esters are fruit flavors such as the product of this experiment. Isoamyl acetate or banana flavor is an ester which resulted from an acyl esterification between Isoamyl alcohol and Acetic anhydride. Acyl esterification is a reaction between
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Get the Gasworks is a poem by David Ignatow. It is about the areas of industrial America and the life around them. In Get the Gasworks‚ Ignatow shows that he doesn’t believe poetry should be solely about beauty‚ but it should be based on reality. The title of the poem uses the word gasworks. Gasworks are the areas around industrial areas. His use of the word gasworks gives the reader a picture of a dirty area. That was his goal because he is showing the reality of the area and not just
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would fix all the problems. But in the correspondence they stated that once the dehumidifier is installed the air problems should be over with. Inland also stated that the ducted system will rid you of the sweating walls and eliminate the offensive odors and overall bad air. This is the express warranty made to the customer. They have said that their product will fix the problems the club was experiencing
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URINE WHAT IS URINE is a liquid by-product of the body secreted by the kidneys through a process called urination(or micturition) and excreted through the urethra. Kidney’s waste from protein metabolism urination - the primary method for excreting water-soluble chemicals from the body. Dark yellow urine is often indicative of dehydration. Yellowing/light orange may be caused by removal of excess B vitamins from the bloodstream. Certain medications such as rifampin and phenazopyridine can
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The coffee in this instance is our odor object (the source of the odor)‚ and our olfactory mucosa and bulb (roof of nose) accepts odorant molecules carried into the nose by the air. Odorant molecules pass over the mucosa and come into contact with olfactory receptor neurons (ORNs) sensitive to specific
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TOMATOES ARE THE IMPORTANT WEAPON First of all‚ I would like to ask all of you who didn’t like to eat tomato? For those who didn’t like to eat tomato‚ you guys just lost a lot of vitamins and the weapon that protecting your heart health. What is tomato? Tomato is a fruit. This fruit contains many vitamins and minerals which are essential for our good health. When a tomato is ripe and red‚ it contains much vitamin A. By eating green tomatoes you will be gaining more protein. Tomatoes contain Lycopene
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SUMMARY‚ COMCLUSSION AND RECOMMENDATION The main objective of the study was to develop sweet potato cookies. Specifically‚ it sought to (a) evaluate the sensory qualities of sweet potato cookies in terms of appearance‚ odor texture and taste. (b) determine the most suitable treatment based on general acceptability. (c) determine if there is a significant difference on the proximate composition between control and the most acceptable treatment in terms of moisture‚ ash‚ crude fat‚ and protein
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Grace. The phenomenon of biloaction is one the of the most remarkable gifts attributed to Padre Pio. His appearances on various of the continents are attested by numerous eye witnesses‚ who either saw him or smelled the odors characteristically associated with his presence. The odor was
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