'Electronic balance' diaporamas de présentation

Microbial Degradation Activities

Microbial Degradation Activities. Ong Kim Yao (4P3) Poh Yong Rui (4O3). Group 1-121. Background. Microbes can degrade HDPE plastic by using the polymer as a carbon source ( Arutchelvi et al. , 2008 )

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Scientific Notation Review

Chapter 2.1 & 2.4 Measurements & Math Review. Scientific Notation Review. 4.326 x 10 8 3.00 x 10 -3 7 x 10 4 N umbers are represented as a multiple of ___ Only _____________________ can be placed in front of the decimal, the rest following

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Measurement

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Chapter 4

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Measuring in Science

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Lab 1.1: Lab Skills and Techniques

Lab 1.1: Lab Skills and Techniques . The Graduated Cylinder V olume The Thermometer T emperature The Electronic Balance Mass Handling Solids/Transferring Solids to a Test Tube Decanting and Filtering a Solid The Laboratory Burner . Volume Measurements. Liquids in graduated Cylinders

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Chemistry

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Lab Equipment

Lab Equipment. Beaker. Beakers hold solids or liquids that will not release gases when reacted or are unlikely to splatter if stirred or heated. Erlenmeyer Flask.

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MEASUREMENT OF WEIGHT AND VOLUME CHANGE BY IMBIBITION OF WATER BY DRY BEAN SEEDS

MEASUREMENT OF WEIGHT AND VOLUME CHANGE BY IMBIBITION OF WATER BY DRY BEAN SEEDS. Project 4 SATURDAY SCIENCE ACADEMY. Group Members. Candace Greene Mario Walker Darrius Wallace Marsha Webb Ashley Williams. Definition.

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Multi Beam Balance

Multi Beam Balance. 1. Adjust all riders, so that each reads zero. Then check to make sure that the pointer, or beam, swings to "zero" on the center mark. If the pointer does not read correctly, then use the "adjustment screw" to obtain the zero reading.

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Lab Exam Review

Lab Exam Review. What To Expect. Time Allotted: 75 minutes Stations: 4 (15 min/station) 1 Lab Component for each unit Out of: 40 (10 marks/station) 10% of Final Grade You are allowed to bring your lab book into the exam as a resource.

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Solutions & Solubility

Solutions & Solubility. 6.5 Solution Preparation. Solution Preparation from a solid. Standard Solution = a solution for which the precise concentration is known Used in research laboratories and industrial processes Used in chemical analysis and precise control of chemical reactions.

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How to use triple-beam balance to measure mass.

How to use triple-beam balance to measure mass. Objective: To accurately measure the mass of objects. Use a balance to measure mass. There are three types. Triple-beam balance, Double-pan balance, and digital/electronic balance. Watch the video modeling how to use the triple-beam balance. .

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Chapter 5, Part 2

Chapter 5, Part 2. Measurements and Calculations. 5.4 Uncertainty in Measurement Reported data- the last unit is uncertain; it has been estimated. Uncertainty is recorded as plus or minus (the last unit).

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Bell Ringer-Passage II on Demo Desk Your Class' Projects are on the Back Counter

Bell Ringer-Passage II on Demo Desk Your Class' Projects are on the Back Counter Get out your scoring guide sheet and fill in your name, date and core #. Learning Targets I can... present my work to the class. can articulate the importance of science in everyday life.

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Using an Electronic Balance & a Graduated Cylinder

Using an Electronic Balance & a Graduated Cylinder. Electronic Balance. E lectronic balance: used to determine mass. Electronic Balance. E lectronic balance: used to determine mass. P an should be clean and dry Balance should be zeroed before you begin. Graduated Cylinder.

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Lab equipment and its uses

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About Density

About Density. M. V. D. Mass. The amount of matter in an object Not affected by gravity Measured with: triple beam balance or electronic balance Units: grams (g). Volume. The amount of space an object takes up Measured with: L x W x H = cm 3 Graduated cylinder = mL

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