Q: Materials 1 small bowm Tissue paper Water Instructions: 1. Fill the small bowl with water 2. Hold…
A: Given information, Tissue paper is dipped into the bowl with water
Q: Which of the following is NOT characteristic of a quality restorative wax? a. The ability to…
A: Restorative wax is a type of microcrystalline wax polish that is utilized in museum conservation and…
Q: 0.4ml to minims
A: ml and minims are unit of Volume 1 ml = 16.2307 minims 0.4 ml =0.4 × 16.2307 minims0.4 ml =6.49228…
Q: HO. vanillin
A:
Q: Table 1. Smoke point and other physicochemical properties of commercial cooking oil samples. Cooking…
A:
Q: B) How the softening of tap water is carried out?
A: Hardness of water is due to the bicarbonate, chloride and sulphates of Mg2+ and Ca2+. This water is…
Q: Why is it important to recycle?
A: In our day to day life we use lot of things which are very harmful for the environment and pollutes…
Q: Classify attached transformation as an oxidation, reduction, or neither. (See attachment)
A: Oxidation is the increment in the oxidation state of an element while reduction is the decrement in…
Q: What branch of chemistry would develop a new carbon-based fiber for clothing? Explain.
A: Given Statement The branch of chemistry would develop a new carbon-based fiber for clothing
Q: List and explain 2 beneficial and 2 harmful effects of fungi. Edit Format Table 12pt v Paragraph v…
A: Fungies are micro organisms which are present at about anywhere. It has harmful effects as well as…
Q: Draw the following apparatus and give the definitions: Microscopes Slides Test tubes
A: Apparatus in chemistry lab are the equipment which is required for performing a chemical reaction in…
Q: d) Bra, FeBra
A: d)
Q: pahol 90) Chemical compounds that lighten natural known as a) Color removers b) Hair Lighteners c)…
A: 90) Chemical compounds that lighten natural known as a) Color removers b) Hair Lighteners c)…
Q: 1. the equation for the saponification reaction between VCO (triglycerides from lauric acid) and…
A: 1. The formation of triglyceride from the reaction of lauric acid and glycerol, the chemical…
Q: ANSWER -)-(10-2²m) - (76. cm³) (10
A:
Q: Name iubac
A: Given here a structure of a compound and we are asked to write the IUPACname of the compound.
Q: Tube Observation Glucose Lactose Sucrose
A: First we have to know about Barfoed's test. Barfoed's test : This test can be used to detect the…
Q: make a suggestion why dipentene used for cleaning purpose is more easily biodegradable than mineral…
A: Answer - Dipentene - Dipentene is used as a solvent for resins, alkyds and waxes and to make paints,…
Q: Given the following test solutions in rows; gelatin, albumin, gly-phe-trp, phe- tyr-cys. Determine…
A: Note - The given question is a multiple question, hence I solved first question according to rules…
Q: An example of a product made from a synthetic material is A. a pine 2×4 board © B. a PET plastic…
A: Synthetic materials means those substances which are artificial or man made but doesn't occur…
Q: non-stick cooking utensils- are they safe for us
A: Tools and containers used for household chores mainly in the kitchen are known as utensils.…
Q: desribe some important properties of Gels.
A: Gels are defined as a substantially dilute cross-linked system, which exhibits no flow when in the…
Q: Fiber are characterized using a broad range of properties related to their serviceability. Select…
A: Polymers are the big molecules formed by the combination of one or more repeating unit called…
Q: Introduction about rice husk ash
A: Rice husks are the hard protective coverings of rice grains which are separated from the grains…
Q: Write a detail note on optical activity
A:
Q: Brief information on the main usage, demand supply and the future market of the stearic
A: The detailed solution of your question given below-- Stearic acid is more useful in our daily life,…
Q: what is the characteristics of non-stick cooking utensils?
A: Generally non-stick utensils are used to cook food without and burnout or sticking the food to the…
Q: See Figure 10-2. Hạ would be [ Select ] at approximately [Select] ppm. Hp would be [Select ] at…
A: For the given molecule, we have to find the multiplicity and chemical shift of each H atom in 1H-NMR…
Q: Materials 1 small bowm Tissue paper Water Instructions: 1. Fill the small bowl with water 2. Hold…
A: Water is considered as the universal solvent. Some of the unique features of water are, has high…
Q: tackle
A: On using NaOH(sodium hydroxide) as precipitating agent for Al+3 initially Al(OH)3 is formed which…
Q: Identify the INCORRECT statement about the additives O a. Pour point additives increase the pour…
A: Two questions based on surface chemistry, which is to be accomplished.
Q: When using eucalyptus essential oil on children, it should be: (Select all that apply.) Choose at…
A: Eucalyptus oil is obtained from the leaves of eucalyptus trees. It is used in medicines as a perfume…
Q: 32. Glycolipids are a type of a. wax Ob. sphingolipid C. phospholipid d. nonsaponifiable
A: The lipids found in cell membranes can be categorized in various ways. Phospholipids are lipids…
Q: Which of the following objects is superposable with its mirror image? * Hand Conical flask Screw…
A: Superimposable (superposable): If any object can be placed over another completely so that they…
Q: how many warts are contained in 13 wigs? use the following conversions. 1.0 querk contains 13 warts…
A: Reach wigs to warts by given conversion 5 wigs = 4 nerfs 13 wigs = 4×13/5nerfs Now 6 nerfs= 5…
Q: Name one hydrocolloid (from plant source )that can form gel on heating.
A: They are heterogeneous group with long chain of polymers. It is that type of property which form…
Q: when are surfactants used In seperation techniques
A: Surfactants are substances that lower the surface tension of water, making the molecules slipperier…
Q: a. Draw a short segment of nylon 4.b. Draw a short segment of nylon 44.
A: Polymers are large-sized molecules, also called macromolecules. These molecules are formed from…
Q: Formaldehyde is used for (7 .decontamination of open places True False Sterilization is the process…
A: 7. Answer - True Explanation - The use of formaldehyde for fumigation dates well over a century1,2…
Q: I. Moisture and heat labile reagents are preferred for dry granulations. II. Dry granulation…
A: 2) I. Blaud's pills are used medication for patients sufferingfrom anemia. I. Ferrous carbonate is…
Q: CH20
A: Given Molecular formula CH2O
Q: cooking utensils
A: Dear student I have given answer to your question in the image format.
Q: Malfunction / Inability of CH30CI to form hydrogen bonds
A: Hydrogen bonding: It is the special type of dipole-dipole interaction between the molecules.…
Q: parts per million of DDT in each of the following? tissue ulty: Hard Moss DDT = - 057ing may plkm =…
A: ✓ppm is the abbreviation of parts per million and it is calculated by dividing the mass of the…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- 104. Highly resistant borosilicate is what type of pharmaceutical glass for containers? a. I B. IV C. III D. II 105. If a certain hydrogen peroxide solution is 20-volume hydrogen peroxide, it contains: I. 3% Hydrogen Peroxide II. 6% Hydrogen Peroxide III. 10 mL Oxygen IV. 20 mL Oxygen A. I, IV B. II, IV C.I, III D. IV E. II, III1. How to collect main batch of crystals using vacuum filtration (Set-up, things to remember)• Why use small amounts of cold water for washing? What is being washed away (2things)?2. Why measure the volume of mother liquor in a graduated cylinder?3. How to let the main batch of crystals dry/how will they be stored until next week?4. How to collect the small amount of crystals from step 4 (those that were not subjected tocrystallization)• What can we expect of this small batch of crystals compared to the main batch?Sprinkle some black pepper on the surface of some pure water in a saucer. The pepper floats. Add a drop of liquid dish soap to the surface, and the pepper grains repel from the soap droplet. Stir gently once or twice and watch the pepper sink.
- Organic liquids are usually less dense than water. True FalseProperties of Liquids and IMF example andbrief discussionFor the separatory funnel shown in the Student Protocol video, the closed position of the stopcock has the handle of the stopcock in which position? A. Diagonal B. Vertical C. Horizontal D. Removed
- True or false: Particles with small surface area to volume ratios hold more water than particles with larger ratios.What is the property of a material that makes it transparent? Why does mineral such as emerald show coloration?Chemistry 5. You melt the substance and de-coloration occurs. Unfortunately, you weren’t paying attention and miss the melting point. Should you start over or re-melt it? Or both are options ‘okay’? 6. When measuring the melting point of a substance, it suddenly disappears. What has happened? Can you still measure the melting point? If so, how? 7. We should not re-use a sample in a capillary tube for melting point measurement. Why not? 8. It takes significant amount of time for the melting point apparatus to cool down before next measurement if your new sample has a lower melting point than your previous one. What can you do to reduce this time in between measurements when many samples of different melting points are used?
- Which diagram best represents a liquid–liquid emulsionsuch as milk? The colored balls represent different liquidmolecules.When working with volatile chemicals, such as flammable solvents the best way to control exposures is to: A. Work on the open benchtop as laboratory ventilation is sufficient to remove vaporsB. Work in a chemical exhaust hood (fume hood) as it provides vapor and splash protection when the sash is in the proper positionC. Conduct all of your work outdoorsD. It doesn't really matter where you work because most exposures are insignificantAlthea extracted 2g of pure dry salt frame 6g of rock salt. The mass of the salt obtained is less than the mass of rock salt because the rock was removed by ______?a dissolvingb. distillationc. evaporationd. decantation5. A mixture of different colored inks can be separate using ______?a. chromatographyb. distillationc. evaporationd. distillation6. what is one property of a suspension that is different from that of a solution or colloid?a. the particles of a suspension will settle down upon long standing.b. the particles of a suspension reflect light.c. A suspension is always clear.d. A suspension is colorless.