What is the difference between Class A and Class B glassware? Which Class (A or B) would be better suited for preparing non-­analytical experiments? Provide a brief reason for your selection

Q: Which of the following techniques does not allow recovery of all components? a. distillation b.…

A: Evaporation is one of the methods by which we can separate out the solute which is soluble in a…

Q: Suppose you were given a glass tube with mercury in it but no scale markings, and you were given…

A: A thermometer is an instrument that is used to measure the temperature of any substance. A…

Q: It is estimated that uranium is relatively common in earth's curst, occuring in amounts of 4g/metric…

A: Given that mass of uranium present in earth’s crust = 4g/ metric ton Sample of earth crust taken =…

Q: List ways that you could modify the equipment to improve the data you obtain if you were performing…

A: There are some points including drawbacks of the experiments.

Q: 5. In x = -1.45 + In(5.0 × 10) x-?

A: • The given problem is,      ln x = - 1.45 + ln(5.0 × 10-7)     • We need to calculate the value of…

Q: (7) includes all sources consulted for background reading (a) Abstract (b) Bibliography (c)…

A: The correct answer is reference.

Q: An engineer is designing a new phone and is in the process of choosing the elements to make up the…

A: Different elements shows different physical and chemical properties . There are elements which are…

Q: 7. Average human body temperature is 37 °C or 310 K, and at that temperature oxygen is a and water…

A: The given blanks has to be filled with correct one.

Q: The element mercury (Hg) is a heavy metal that is highly toxic in very small quantities. An ailing…

A: 1.60 ppm means There are 1.6 mg in 1 kg of moos.or we can say that 1mg of Hg is present in (1÷1.6)…

Q: When a piece of aluminum is placed in a 25-mL graduated cylinder that contains 10.5 mL of water, the…

A: Density is given by the ratio of mass of the substance to that of the volume.

Q: 4. For a liquid substance with different boiling points, which separation technique wouid be best…

A:

Q: All of these are examples of chemical properties except:   A. Density  B.Solid formed   C. Color…

A: We need to determine which of the given properties is not a chemical property

Q: b) What is the need of green chemistry? What is E-factor?

A:

Q: 16 Report Sheet · Basic Laboratory Techniques degrees Celsius on the graph paper provided.

A: The temperature at which a substance starts to change its state from liquid to gas is known as…

Q: Food safety guidelines recommend that a beef rib roast (bone-in) should cook for 23.0 minutes per…

A: beef rib roast (bone-in) should cook for 23.0 minutes per pound based on a 325 °F oven setting…

Q: All waste from a chemical experiment should be put in the same waste container    true or false?

A: The statement given is "All waste from a chemical experiment should be put in the same waste…

Q: Which two options describe behaviors of particles that are related to the chemical properties of the…

A:

Q: What were the three aims of Western alchemy?

A: Given,  Three aims of Western alchemy

Q: Who is a scientist

A: Who is a scientist

Q: Mass of the gelatin capsule was:  0.1134 g Mass of the capsule and the allow sample was:  0.3218 g…

A: SOLUTION: Step 1: Mass of the alloy sample (m) = mass of the capsule+ alloy – mass of the capsule…

Q: In each of following questions, four words have been given of which three are alike in some way and…

A: As per the rules, only the first question can be answered.

Q: A 14-karat gold ring contains 58.3% gold and weighs 12.41 g. If gold sells for $308.00/ounce, what…

A: Given: weight of ring = 12.41 g mass of percent of gold in ring = 58.3 % gold sells for =…

Q: visible light (490 nm ) Express your answer using three significant figures. > View Available…

A:

Q: The body surface area of the patient is ____ m2, and each dose is equivalent to _______  g.

A: Solution: For body surface area (BSA) we need following data: Weight of patient in Kg, height in…

Q: Which statement is associated with random error?

A: Measured value is the value of a measurement obtained through an instrument or a device. The…

Q: If an idea cannot be disproven by some possible observation or test, can such an idea be supported…

A: In practice, science does not always prove phenomena, but it seeks to eliminate the explanations…

Q: Discuss methods by which such bias might be excluded from future scientific investigations.

A: The scientific method attempts to minimize the influence of bias or prejudice in the experimenter.…

Q: List 10 thesis titles related to chemistry.   Please suggest 10 unique topics.

A: A thesis statement is a one or two-sentence title giving introductory insight on the academic essay…

Q: Cite some examples of practical use of chemistry that improves our daily life in a way you may not…

A:

Q: 5. A student tests an unknown substance that she believes to be a metal. Which of the following…

A: Metals are usually crystalline solids. In most cases, they have a relatively simple crystal…

Q: Does each of the following describes a physical or chemical change, explain why. d. the growth of…

A: d. the growth of plants depends on the suns energy in a process called photosynthesis e. a spoonful…

Q: Give 5 scientists and their contribution to analytical chemistry.

A: Name of the scientific and their contribution in analytical chemistry is given below.

Q: How many hours should it take to cook a 5.17 pound roast?

A:

Q: De Broglie Hypothesis ( Dual Natuse of matter And Radi ohou) Ex plnin weu along with defailed…

A: Since, you have multiple questions so I will solved first question for you please post separately…

Q: are the elements designated as critical materials all rare?

A: There are five chemical elements which are designated as critical materials.

Q: A student calibrated a eudiometer by first recording the mass of the empty eudiometer followed by…

A: The density of water at 220C is 0.9978 g/mL

Q: A student calibrated a eudiometer by first recording the mass of the empty eudiometer followed by…

A: Density of H2O at 22oC is 0.997770 g/ml. The given mass of water is 49.012 g. This states that…

Q: 12. What is the Law of Conservation of Mass?

A: In a chemical reaction, reactants are react to give the product. All chemical reactions take place…

Q: 30 25 20 > 15 10 3. Complete the equation for the graph: 5.

A: Please find your solution below : The equation of straight line is given as follows : y = mx+C…

Q: Classify the words below by placing them under their right types of energy. (It is possible that one…

A:

Q: Is the separation method used in brewing a cup of coffeebest described as distillation, filtration,…

A: The separation method used in brewing a cup of coffee is filtration. In this process when grinded…

Q: Name the laboratory equipment.

A: this is an image of four test tubes placed in a test  tube stand

Q: What are the name of the apparatus, description and uses. NOTE: please answer it in handwritten.…

A: Apparatus is the body of practical chemistry. Without them reaction can't be carried out.  To…

Q: If the denisty of Platnuim is 19.32 g/cm3 what could the dimnesions of a cube be that weighted 1.00…

A:

Q: The pharmacist weight 800 mg of a substance on a balance of dubious accuracy. When checked on a…

A: Percent error is defined as the ratio of absolute value (modulus) difference of true value and…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.