Can you explain on your own words why the thermometer should not be shaken rigorously to lower the reading to zero before using it?

Q: clinical technician finds that the activity of a sodium-24 sample is 1088 cpm. What will be the…

A: The elimination half-life of a drug is defined as the time it takes for the concentration of the…

Q: A sample of mercury has a density of 13.6 g/cc at 37 0C. Calculate the specific gravity of mercury

A: Specific gravity or relative gravity is dimensionless quantity which refers to ratio of mass of…

Q: Benzoic Acid Champi Sample Weight of sample 0.4997 g 0.4107 g Pressure in the container 3000 kPa…

A:

Q: to dilute a sample by 1/3. For a final volume of 27 ml, how much sample would you add to how much…

A: The concentration of the solution fluctuates as it is diluted, but the number of moles of reactant…

Q: 1. Based on Figure 2, at 210 sec, the thermometer reading in the 30°C air was most likely closest to…

A: Answer:- Option D seems to be the correct choice. The temperature at 200 seconds is as marked in the…

Q: Appropriate pippetor for measuring 10ul of liquid is:  200 1000 20

A: INTRODUCTION Pipette Pipette is a laboratory equipment used to transfer small quantities of liquid.

Q: Give the color of the kamoteng kahoy mixed with Lugol's iodine solution in these situations before…

A: Lugol's iodine contains potassium iodide and iodine in water. It is used for various purposes such…

Q: Report how to make a 250.mL of 50pM sodium acetate and 0.01u EDTA using solid sodium acetate and…

A: Molarity (M) indicates the number of moles of substance per liter of solution (moles/Liter) and is…

Q: O The job of splitter in GC is taking part of the sample. O Column in GC should be placed in a…

A: Introduction Splitter as the name suggests splits the sample. It controls the amount of sample that…

Q: What is the range of pocket thermometer?

A: They are lightweight digital thermometers. They have a built in pocket clip. It is constructed using…

Q: The table contain results of using highly accurate P-1000 micropipette. The res Target volume 1000…

A: A two-position plunger with friction "stops" is standard on most micropipettes. The loudness is…

Q: Please answer this NEATLY, COMPLETELY, and CORRECTLY for an UPVOTE. Co(NO3)2 (or CoCl2) From the…

A: 1 M stock solution Co(NO3)2 M1 is molarity of stock solution V1 is volume of stock solution required…

Q: Which of the following tests will determine if an oil is rancid, i.e. it has undergone oxidation?…

A: Oil is a type of lipid and is composed of triglycerides. Triglyceride is a lipid that stores energy…

Q: What precautions should we follow when conducting experiment in Environmental lab?

A: Hi! Thank you for the questions. As you have posted multiple questions, I will be answering the…

Q: How can the temperature of steam be raised above 100°C? Whichinstrument is based on this technique…

A: Steam is generated after the water boils. At normal atmospheric pressure, water boils at 100°C, and…

Q: A physician orders an IV of 40mEq potassium chloride in 1,000 ml NS to run at 125mL/ hr. How many…

A: There are different routes for the administration of medicines. The oral route, subcutaneous,…

Q: Aisha wants to dissolve some salt in 25 cm³ of water. Which equipment is most suitable for measuring…

A: Different measuring equipment is used in the laboratory to measure liquids. Identifying the proper…

Q: A fuel is fired with a coal with the following proximate analysis: 5% M, 60% FC, 25% VCM, 10% ash.…

A:

Q: Which pharmaceutical products need specific gravity measurement? Mention three examples

A: Pharmacy is the branch of health science that connects medical science with chemistry. It is…

Q: Necessary Conditions for Benedict's test Which conditions must be present for Benedict's test to be…

A: Reducing sugars:  A sugar that reacts with the oxidizing agent to form an aldonic acid is known as…

Q: What is the color-change in the LAMP reaction based on? Would it matter if a test person drank a…

A: Loop-mediated isothermal amplification (LAMP) is a technology created by Notomi et al. It's a…

Q: Name two alcoholic drinks produced in each of the following ways.(i) by distillation and (ii)…

A: An alcoholic drink is the one that has ethanol, a type of alcohol produced by fermentation of…

Q: You want to pipette 250uL of a sample in the lab. Which pipetter do you use? O p20 O p200 Op2 O…

A: Pipetter It is a laboratory tool commonly used in chemistry, biology and medicine to transport a…

Q: To make 500ml of 1xBuffer, measure __ML of 5x stock and add _­__mL water to make the total volume…

A:

Q: About what thermometer reading (in degrees Celsius) do you expect as you approach the end of the…

A: The process of fractional distillation involves repeated distillations and condensations till the…

Q: To achieve a hundred fold dilution you would add _____ microliters of sample to the appropriate…

A: The dilution method is used to achieve the desired concentration of the sample in a tube or a…

Q: .C The liquid-in-glass thermometers

A:

Q: Discuss how temperature of a commodity can influence the vapor pressure deficit

A: temperature is the measure of hotness or coldness of a body . it is given in different scales .

Q: Why an equal volume of air is injected when performing self-saleability test for rubber closure of a…

A: Self-sealability test is a form of quality control test that is done to test the integrity of rubber…

Q: What are the precautions that should be observed during the experiment for making soap

A: Soap is a fatty acid salt that is used in many cleaning and lubricating goods. Soaps are surfactants…

Q: Calculate the enthalpy of vaporization at the normal boiling point (760 mmHg) of the liquid(water,…

A: The enthalpy of vaporization also known as heat of vaporization or heat of evaporation is the amount…

Q: How many liters of dry hydrogen gas, measured at 798 mmHg and 21C, will be released by the…

A: When change in pressure, volume and temperature occurs than the combined gas law is used. Combined…

Q: How much sample should be injected into the GC? O 1) 0.5 microliter 2) 15 microliter 3) 5 microliter…

A: With the help of gas chromatography (GC) compounds in a mixture can be separated by injecting them…

Q: Complete the Table Volume capacity and precision a graduated cylinder 50 mL; P=0.1 mL Volume…

A: Diluting a concentration solution: In order to prepare a lower concentration solution from a given…

Q: What is the importance of collecting more than one drop of the liquid sample from the burette?

A: In the laboratory experiment, the glasswares such as burette is used instead on beaker or conical…

Q: testing the ideal gas law (magnesium ribbon experiment

A: The answer is  Placing 13.0 mL instead of 10.0 mL of 6.0 M HCI into the eudiometer Here, before the…

Q: Chemical formula of the precipitate or positive result of the following: 1. Biuret test 2.…

A: Biuret test, also known as Piotrowski's test, is a chemical test used for detecting the presence of…

Q: Apparatus used to add a liquid to a solid in the generation of a gas

A: Kipp's Apparatus is used to prepare gases

Q: Suppose the pharmacists has 1.5 L of a 20X concentrate of an antibiotic and must dispense 250 mL of…

A: Dilution is the process of decreasing concentration of a solute in a solution by mixing the solution…

Q: Why is it important tonanimize heat loss around the distilling head (the 3-way adapter that connects…

A: Distillation, the process that involves the conversion of a liquid into vapor at a specific…

Q: Which of the following correctly states the purpose of the titration of vinegar experiment? O To…

A: Titration is a quantitative process used to determine the amount of solute present in the given…

Q: These are safety fillers. O flask o dropper o dropper or pipette o pipette O beaker

A: Pipette  It is defined as a laboratory tool which is commonly used in the field of chemistry and…

Q: Why should the water jacket of the calorimeter be reflectiv

A: For every process, a bomb calorimeter estimates the heat of combustion at a constant volume. In a…

Q: During transfer of liquids using a micropipette:

A: Micropipettes are used in laboratory to measure volumes less than 1000 uL or 1 mL.

Q: What volume of a 40% v/v solution must be used to produce 500mL of 5% v/v solution?

A: The concentration of a drug is generally determined by the dilution of the drug. Various types of…

Q: Temperature of Hot water 100c° IDOC" Temperature of Water Bath 23C 23(0 231 23(° Volume of water…

A: Introduction - Charle's  law states that the volume of an ideal gas at constant pressure is directly…

Q: How much heat would need to be removed to cool 50.3 g of water from 25.6°C to -10.7°C? Csolid =…

A: Solids can be heated to the point where the molecules holding their bonds together break apart to…

Q: Report how to make a 250.mL of 50pM sodium acetate and 0.01p EDTA using solid sodium acetate and…

A: Given Values: The concentration of sodium acetate in the solution = 50 μM The volume of the solution…

Q: How can the temperature of steam be raised above 1008C? Which instrument is based on this technique…

A: Heat is one of the antimicrobial agents.

Q: Clinical thermometer can be sterilized by boiling. a) True b) False

A: A clinical thermometer is a device that is used to measure the human body temperature. It is made up…

Q: Give the color of the cooked rice mixed with Lugol's iodine solution in these situations before…

A: Lugol's iodine test is a specific test for the detection of polysaccharides from…