Since the Grignard reagent can easily react with water‚ all glassware including the 25 ml round bottom flask‚ magnetic stir bar‚ 3 and 5 ml conical vial‚ 50 mL Erlenmeyer flask‚ claisen adapter‚ drying tube and 5 glass pasteur pipets were first added to a 250mL beaker and placed in the oven for 30 minutes. After the completion of the thirty minutes‚ 0.150 g of shiny magnesium turnings and a stir bar was first added to the round bottom flask and the claisen adapter along with the drying tube packed
Premium Chemistry Water Solvent
Purpose: To find out the densities and to find out the name of the unknown metals. (Based on the extensive and intensive properties) Check up the words mass‚ volume‚ density‚ extensive properties‚ and intensive properties. Where do the units for mass and volume) come from and what do they mean? What is the density of distilled water? What is Archimedes principle? Does temperature affect the density of a solid? Liquid? Gas? Materials: Safety glasses‚ 10‚ 25 or 50 mL graduated cylinders
Premium Water Liquid Density
ProfessorLaboratory Number: 7 Laboratory Title: Voltage Rectifier and Voltage Regulation Circuits Submittal Date: Objectives: 1. To analyze the characteristics of rectifying diode using theoretical‚ simulation‚ and physical construction of the circuit. 2. To analyze the characteristics of voltage regulation (zener diode and voltage regulator) using theoretical‚ simulation‚ and physical construction of the circuit. Results: Conclusions: Team: Svetliza Carlos ECET Name Program
Premium Rectifier
3.2 “Lab-on-a-Chip” A Lab-on-a-Chip (LOC) device‚ also known as a micro-total-analytical system (microTAS) or microfluidics device‚ is a device that can integrate miniaturized laboratory functions (such as separation and analysis of components of a mixture) on a single microprocessor chip using extremely small fluid volumes on the order of nanoliters to picoliters. From a technology categorization perspective‚ LOCs can be viewed as a subset of microelectromechanical systems (MEMS) and combine
Premium Cantilever
Technology Ohm’s law & resistors in parallel & in series Lab 4 Class: PHY 1434-E475 Due date: March‚ 13 20144 Group Names: Hisham Sageer Objectives: Our object is to confirm Ohm’s law by analyzing the dependence of the electrical current as a function of voltage and as a function of resistance. Also‚ we studied the current flow and voltage in series and parallel. Finally‚ the lab determined the equivalence resistance of series and parallel combination of resistors
Premium Resistor Electrical resistance Ohm's law
Experiment 9: THE TANGENT GALVANOMETER; PURPOSE: In this experiment we will measure the magnitude of the horizontal component of the Earth’s Magnetic field by the use of an instrument called a tangent galvanometer. INTRODUCTION: A tangent galvanometer consists of a number of turns of copper wire wound on a hoop. At the center of the hoop a compass is mounted. When a direct current flows through the wires‚ a magnetic field is induced in the space surrounding the loops of
Premium Refraction Snell's law Refractive index
judgment of the court. The parties have the right to appeal any decision. Legair v Circuit City Background for this case involved a plan that Circuit City introduced in regarding employee disputes. The new policy required that all new employees would be required to have any employee complaints handled by arbitration. Existing employees were also included in this new policy‚ but could opt out by informing Circuit City of that decision within 30 days. Mr. Legair signed a form indicating his understanding
Premium Dispute resolution Alternative dispute resolution Mediation
The Charge/Mass (e/m) Ratio of the Electron PHYS 0212: Introduction to Laboratory Physics Fall 2012 Abstract The experiment conducted demonstrated correlation between the charge and mass of an electron and the behavior of magnetic fields. The lab was divided into four parts. The first three parts were conducted with a compass that was used to locate the magnetic field lines around a bar magnet‚ a solenoid and then a pair of Helmholtz coils. As a result of these trials‚ our observations found
Premium Magnetic field
Structure and Logic Unit 1 Assignment 1: Integrated Circuit Technology Based on the reading from Moore’s Law; the number of transistors and integrated circuits double every two years. Starting in 1971 to the present day; transistor number double or even tripled over the years. So I believe the transistor and integrated circuit technology growth is surprising fast due to how evolved technology is becoming. From transistors and integrated circuits doubling every two years‚ It could be 5-15 years
Premium Integrated circuit Transistor Moore's law
Overview Of Neuron Structural and Functional Properties and Electric Circuit Parameter Models from a Cellular Perspective. Neurons serve the purpose of receiving signals coming from neighbouring neurons; they assimilate these signals‚ and generate nerve pulses. They then conduct and transmit these nerve pulses to other neurons which are capable of receiving them. Neurons are the structural constituents of the brain. Typically‚ neurons are five to six orders of magnitude slower than silicon logic
Premium Neuron Electric charge Axon