- MOODLE COM MY COURSES Which of the following does NOT Involve a charge of stat
ID: 1089920 • Letter: #
Question
- MOODLE COM MY COURSES Which of the following does NOT Involve a charge of state? Select one a.sublimation ofdry ice c.hering watet Which of the following is a property of a sold? Select one a le ils the volume of the container b. it takes the shape of the container C. The perticdes move at arapld ate d The Ieation betee its particles ane wery wk The particles have sed positions and ane very cose together A doetor's onder for 1.49 of Klex is avalale ctude the comect untwith your answer 250 g tabiets How many ablets of Kefex are needed? Please remember MacBook Air 888 . 3 4 5 6 7
Explanation / Answer
1. Pouring water into a vacuum insulated container does not invole any phase change.
sublimation: solid to vapor
vaporization of alcohol: liquid to vapor
freezing water: liquid to solid
melting ice: solid to liquid
pouring water: liquid to liquid
2. The property of a solid is that the paricles have fixed position and are close together.
3. mass of keflex = 1.49g = 1490 mg
mass of keflex per each tablet = 250 mg/tablet
no. of tablets = total mass/ mass per tablet
no. of tablets = 1490 mg/ 250 mg/tablet = 5.96 tablets = 6 tablets.
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