Right-click (PC) or Command-Click (Mac) on the table and select print. Part I: Density of Unknown Liquid | | Trial 1 | Trial 2 | Trial 3 | Mass of Empty 10 mL graduated cylinder (grams) | 26 | 25 | 25.2 | Volume of liquid (milliliters) | 8.6 | 8.8 | 8.6 | Mass of graduated cylinder and liquid (grams) | 36 | 35.9 | 36.1 | Part II: Density of Irregular-Shaped Solid | Mass of solid (grams) | 40.26 | 42.1 | 41.772 | Volume of water (milliliters) | 40.9 | 40.7 | 50.5 | Volume of water and solid (milliliters) | 50.4 | 50.2 | 60 | Part III: Density of Regular-Shaped Solid | Mass of solid (grams) | 27.3 | 26.4 | 27.2 | Length of solid (centimeters) | 5.2 | 5 | 4.5 | Width of solid (centimeters) | 3 | 4 | 3.5 | Height of solid (centimeters) | 2.5 | 3 | 2 | Calculations Show all of your work for each of the following calculations and be careful to follow significant figure rules in each calculation. Part I: Density of Unknown Liquid 1. Calculate the mass of the liquid for each trial. (Subtract the mass of the empty graduated cylinder from the mass of the graduated cylinder with liquid.)
Yes Do covalent compounds conduct electricity as: (3 points) Solids? No Liquids? No Aqueous solutions (when the covalent compounds are dissolved in water)? No 03.06 Covalent Bonding and Lewis Structures: Lab and Rubric Before You Begin: You may either copy and paste this document into a word processing program of your choice or print this page. Part I: Lab Insert completed data tables for each part of the lab.
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Next the freezing point which didn’t eliminate either of them. Next we look at the mass which was 7.465g/ml. This make me lean toward ethyl ether but the masses were still pretty close. Next we move to the solubility of the substances. They are both very soluble in alcohol and hexane so that doesn’t help, but in water ethyl ether is semi soluble and pentane is in soluble.
Data * Below is the table that you will complete for the virtual lab. Either type your results into this table or print the table from the virtual lab (it must be submitted to receive full credit for this assignment. Part I: Density of Unknown Liquid | | Trial 1 | Trial 2 | Trial 3 | Mass of Empty 10 mL graduated cylinder (grams) | 25.31g | 25.40g | 26.03g | Volume of liquid (milliliters) | 8.12mL | 8.26mL | 8.52mL | Mass of graduated cylinder and liquid (grams) | 35.46g | 36.01g | 36.41g | Part II: Density of Irregular-Shaped Solid | Mass of solid (grams) | 42.313g | 40.65g | 40.95g | Volume of water (milliliters) | 48.95mL | 50.03mL | 50.05mL | Volume of water and solid (milliliters) | 53.91mL | 55.04mL | 550.04mL | Part III: Density of Regular-Shaped Solid | Mass of solid (grams) | 25.95g | 27.62g | 25.67g | Length of solid (centimeters) | 5.250cm | 5.0cm | 4.50cm | Width of solid (centimeters) | 3.0cm | 4.0cm | 3.50cm | Height of solid (centimeters) | 2.50cm | 3.0cm | 2.0cm | Calculations Show all of your work for each of the following calculations and be careful to follow significant figure rules in each calculation. Part I: Density of Unknown Liquid 1. Calculate the mass of the liquid for each trial.
Fiber In the comparison between fiber and copper fiber, costs of the fiber cable has come down quite a bit. The cable itself has become easier to install as well since the invention of the flexible fiber which makes it easier to pull the cable through places. The flexible fiber has not become widely used vs. copper yet due to the need for the costs to come down for the connections, the NIC’s. the hub’s, routers and switches. Fiber Advantages The following advantages of fiber over other cabling systems are: (Oliviero 250) Immunity to electromagnetic interference (EMI), higher data rates, longer maximum distances, and better security.
A) Subscripts in the reactants must be conserved in the products. B) Coefficients are used to balance the atoms on both sides. C) The law of conservation of matter must be followed. D) Phases are often shown for each compound but are not critical to balancing an equation. E) All of the above statements (a-d) are true.
These conditions are more suitable for ionic bonds. That is why the sucrose and salicylic acid did not have good results, because they have covalent bonds. There were a few sources of error that could be improved in the experiment. For example, when the substance was poured into the test tubes, some of the compound remained stuck to the weighing paper. If we used a stick resistant material for this step, the whole 1g would be accounted for.
This is a job offer dependant upon meeting the conditions stated, including a throrough background investigation and completing the rest of the application process. Physical Fitness Test Once you have received the Conditional Letter of Appointment, you will be scheduled for the FBI Special Agent Fitness Test. In order to be eligible for the Physical Fitness Test, an applicant must: * Pass the first two phases of the Special Agent Selection System * Receive a conditional letter of appointment * Sign the Physical Fitness Test liability waiver * Provide a Certificate of Wellness from his/her physician (Federal Bureau of Investigation,
In Case 1, comfort conditions were achieved at lower operative temperature, when the three cases were compared at the ideal thermal environment. The vertical air temperature difference between 0.1 m and 1.7 m was less than recommended values in ISO 7730 in all cases. Furthermore, room air temperature is highly uniform in Case 1 which is less than 0.3 oC. The mean radiant temperature, a necessary element for the PMV calculations, was evaluated using a radiosity method by calculating the view factors of each surface and with the data from the experiment. The results reported in this paper confirm that the cooling ceiling has advantages much like low vertical air difference and satisfactory thermal environment.