PPT-Particle Model revision Density is the mass of a given volume of a substance

The density of a substance is determined by the mass of the atoms it is made from and how closely these atoms are . Warm Up 9/29/2015. On the periodic table, what’s the difference between group 1 and group 17?. What . is the name of the group on the periodic table that is used to kill germs or microorganisms?. Which group on the periodic table is not reactive? . September 7th. DO NOW: . Write a sentence which explains how the terms “senses,” “observations,” and “inferences” relate to each other. Then, make two MORE observations and one inference about the room. Be prepared to share your inference. . Density. What is Density?. In the last activity, you discovered that no matter how much substance you used, the mass-to-volume ratio stayed the same. This ratio is density.. Density – A measure of . floc. size, density, and fractal properties: . Insights from combining LISST and a particle imaging camera system (PICS). Kelsey A. Fall. 1. , Carl T. Friedrichs. 1. , Grace M. Massey (Cartwright). 1. D V. 1. State the formula for density in words and mathematical symbols. Density is mass divided by volume.. D = M/V. 2. . A rock has a mass of 210 grams and occupies a volume of 70 cm3. . What is its density?. If 17g of brass occupy 2 cubic centimeters, what is the density? . 9/10. Do the following problems in your notebook. A . substance has a volume of 2.0 cm₃ and a mass of 38.6 g. What is the . density?. In this photo of an oil spill, the oil . i. s floating on the . water. It . floats . because . oil is . lighter than water. . When comparing fluids using the words ‘light’ and ‘heavy’, . you must examine the same volume . I Density(D). An object’s mass compared to its volume. On Earth we can sometimes use weight for mass.. IV Density Facts. Things with . HIGH Density. : Bowling Ball Shot put. Big Marble. Things with . The following do not depend on the amount of matter present:. Melting Point & Boiling Point. Density: the mass per unit volume of a substance. . Conductivity: ability to carry electricity. Solubility: ability of one substance to dissolve in another. 1. A piece of tin has a mass of 16.52 g and a volume of 2.26 cm. 3. . What is the density of tin? . Given. Mass= 16.53g Volume 2.26cm. 3. Unknown . D=?. Equation. D=M/V. Sub and Solve. D=16.53g/2.26cm.  . Metric Base Units of Measure.  . Mass = gram (g). Volume = liter . (L). Length = meter (m. ). . Time = second (s).  . Know . your metric prefixes.  . kilo-. Bell Ringer…. A piece of metal has the mass of 3.45 kg. What is its mass in g?. A container has 2.3 L of gas in it? What is its volume in mL?. A container has 750.00 mL of liquid in it. What is its volume in . Mass, Volume & Density. Think About It…. Would you rather kick a bowling ball or a soccer ball?. Would you rather carry around a kilogram of feathers or a kilogram of lead? Explain.. I. Vocabulary . Measurement in Chemistry. In . chemistry we. do experiments. measure quantities. use numbers to report measurements. Metric System (SI). Is a decimal system based on 10. Used in most of the world.