Activity 1: Common Laboratory Apparatus - Caraga State University - PDF

4B-CKOP1 Group Number & Section: ________________________ Rating: ________________________ 08/20/2024 Date Performed: _________________________________ 08/20/2024 D...

4B-CKOP1 Group Number & Section: ________________________ Rating: ________________________ 08/20/2024 Date Performed: _________________________________ 08/20/2024 Date Submitted: ______________ Activity 1 COMMON LABORATORY APPARATUS I. OBJECTIVE a. Familiarize the common laboratory apparatus b. Identify and know their uses c. Categorize each laboratory apparatus based on its uses II. APPARATUS: Common Laboratory Apparatus III. MATERIALS: pencil, worksheet, pen IV. PROCEDURE: 1. Draw and label all common laboratory apparatus, and organize them into categories based on their specific uses. 2. Ensure that your presentation is organized. V. DRAWING: SAFETY EQUIPMENT Safety gogles: Protect the eyes from splashes and projectiles Lab coat: Protects clothing from spills and stains Gloves: Protect hands from chemicals and biohazards Fume hood: Ventilates hazardous fumes and gases during experiments. GLASSWARE Beakers: Used for holding, mixing, and heating liquids Erlenmeyer flasks: Conical-shaped flasks used for mixing, heating, and storing liquids Test tubes: Small cylindrical containers used for holding small amounts of liquids or conducting small experiments  Petri dishes: Shallow, circular dishes with a lid used for culturing microorganisms or small-scale experiments Graduated cylinders: Tall, narrow containers with calibrated markings used to measure the volume of liquids accurately Volumetric flasks: Flasks with a precise volume calibration, used to prepare accurate solutions Pipettes: Slender tubes used to transfer small quantities of liquids with precision Funnels: Conical-shaped tools used for pouring liquids into containers with small openings Watch glass: Concave piece of glass used to hold solids, evaporate liquids, and heat small quantities of a substance Crucible: Heat-resistant receptacle used for containing compounds when heated to high temperatures Mortar and pestle: Used for grinding and pulverizing solid substances into fine powders Wash bottle: Squeeze container with an extended nozzle used to rinse glassware and for sterilization HEATING AND TEMPERATURE CONTROL Bunsen burner: Gas burner used for heating and sterilizing substances in the laboratory Hot plate: Flat heating surface used to heat containers or substances Water bath: Container filled with water used to maintain a constant temperature for samples Thermometer: Instrument for measuring temperature in Celsius or Fahrenheit Incubator: Maintains a controlled environment for the growth and cultivation of microorganisms  Hot air oven: Heats materials at high temperatures for sterilization or drying MEASURING AND ANALYSIS Analytical balance: High-precision balance used to measure the mass of small amounts of solids Triple beam balance: Balance used to measure the mass of objects using three beams, each marked with different gram increments pH meter: Electronic device used to measure the acidity or alkalinity of a solution Spectrophotometer: Measures the absorbance or transmittance of light by a sample, used for quantitative analysis Colorimeter: Measures the intensity of a color and is used for colorimetric analysis Microscope: Used to view small objects or specimens at a high magnification Centrifuge: Machine that spins samples at high speeds to separate components based on density Filter paper: Porous paper used to separate solids from liquids through filtration Gas chromatograph: Analyzes and separates gases in a mixture for identification and quantification Liquid chromatograph: Separates and analyzes liquid mixtures based on their components Refractometer: Measures the refractive index of a liquid, which helps identify substances Titrator: Automates the process of titration for precise volumetric analysis  Microplate reader: Used to measure absorbance or fluorescence in microplates for high-throughput assays Conductivity meter: Measures the electrical conductivity of a solution, indicating its ionic strength Geiger-Muller counter: Detects and measures radioactivity in samples OTHER EQUIPMENT Tongs: Used to grasp harmful objects and also hold hot vessels Spatula: Small hand-held tool used to scoop and transfer solids Magnetic stirrer: Uses a magnetic field to stir solutions without the need for a physical stirring rod Desiccator: Sealed container with a drying agent used to keep substances dry Autoclave: Used for sterilizing equipment and media by applying high-pressure steam Vacuum pump: Creates a vacuum for various applications like filtration or drying CHEMICAL EQUIPMENT Kipp's apparatus: Used for preparing a small volume of gas by reacting a solid with a liquid Chromatography apparatus: Used to carry out chromatography technique using paper sheets as the adsorbent Copper calorimeter: Used for measuring the heat of chemical changes or any physical changes and also their heat capacity 3D periodic table: Three-dimensional interactive periodic table that shows the arrangement of elements in groups and periods according to their atomic numbers PHYSICAL EQUIPMENT Reflection of sound apparatus: Demonstrates the second law of reflection Slinky spring: Used to determine the velocity of a pulse propagated through it Ohm's law apparatus: Used to study the dependence of potential difference across a resistor on the current passing through it and determine its resistance Gold leaf electroscope: Used for identifying the presence of electrical charge in a body along with the nature of the charge Dynamo model: Demonstrates the principle of electromagnetic induction Electric motor model in acrylic body: Demonstrates how an electric motor converts electrical energy into mechanical energy Kaleidoscope: Demonstrates the phenomenon of multiple reflections Multimeter: Handheld tester used to measure electrical voltage, current, resistance, and other values Periscope: Optical tool used when an obstacle or position prevents direct line-of-sight observation P-N junction diode apparatus: Used to observe the diode characteristics - reverse V-I characteristics and forward V-I characteristics Zener diode: Semiconductor device constituting a p-n junction which conducts the current in reverse direction when a particular specified voltage is attained I. DOCUMENTATION: Attach photos that demonstrate each group member's contribution to this activity. Include a description below each picture. Group Members: Ara Bella O. Pabia Kristian John S. Tindugan Claude Vincent F. Ugay Brent Zholter O. Sacol Davergil Tajale Kent Marc L. Pahamtang Jalyn S. Suarez