Which of the following pairs of species is not a conjugate acid-base pair? O HSO4, SO4²- HOCI, OCI 02-, OH O H2CO3, HCO3 HNO2 NO,

Q: FILL IN THE BLANK 1. _______ means the inactivation of disease-causing organism. Here, the…

A: Disinfection  Disinfection is a secondary  process in this mainly chlorination and uv treatment of…

Q: How do you apply 5s (sort, set in order, shine, sustain and standardized) of chemical safety…

A: Chemical saftey is very important both at school and Home as some chemicals are hazardous to health…

Q: Andrew arrived at school and went directly to his earth science class. He took off his cap and coat…

A: Definition of density: A material's density is determined by how closely it is packed. Formula of…

Q: A group of students were asked to determine the time is took for a single drop of methanol (CHA) to…

A: Option D. 15.0% is correct. Given data set for time take to the evaporation of first drop of…

Q: The Bay of Fundy in Nova Scotia, Canada is reported to have the largest tides in the world with high…

A: Number of minutes in one hour = 60 minutes Number of seconds in one minute = 60 seconds Number of…

Q: the ED50 of a recreational drug be defined as the amount required for 50% of a test group to feel…

A: ED50 of a recreational drug be defined as the amount required for 50% of a test group to feel high…

Q: Calculate the percent change in lead concentration that occurred from 2000 to 2016 with the…

A: To find: Percent change in the concentration from 2000 to 2016.

Q: Predict what will be observed in each experiment below. predicted observation (choose one)…

A: When the provided quantity of a substance is completely dissolved in a specified volume of the…

Q: The distance between the centers of two oxygen atoms in an oxygen molecule is cm. What is this…

A: A question based on units of measurement. The interatomic distance of Oxygen molecule is given in…

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: includes characteristics of the land surface, such as topography, the slope, and its aspect.…

A: It includes characteristics of the land surface, such as topography, the slope, and its aspect. 4.…

Q: Explain how we know human activity contributes to global warming that causes sea level rise. What is…

A: Global warming has different adverse effects. Global warming can become the sole reason for human…

Q: The medication order reads 600.0 mL of D5W (also known as 5% dextrose in water) containing 24,000…

A: Heparin is a blood thinner and tends to prevent clot formation of the blood. Infusion rate refers to…

Q: Which part in the figure can be a grating or prism?     A     B     C     D

A: instruments for analyzing light and for determining the identity and structure of materials that…

Q: Explain how Science and Technology affected the society and environment and vice-versa.

A: There are many scientifical inventions that have a bad effect on the environment later days. one of…

Q: Convert 1335 mm Hg to Pa

A: Millimeters of mercury is a non-SI unit of Pressure. The symbol for millimeters of mercury is…

Q: In an experiment, calcium carbonate reacted with different volumes of hydrochloric acid in water.…

A: Calcium carbonate reacts with hydrochloric acid to form the carbon dioxide gas.

Q: If you are using a polymer with a density of 1.33 g/mL and you place a 42.865 g cylinder of that…

A: Density of the polymer = 1.33 g /mL.Mass of the cylinder of polymer = 42.865 g.

Q: A prescription calls for 70 mcg per day of levothyroxine (Synthroid) to combat hypothyroidism. If…

A: Given : strength of available tablets = 137 mcg/tablet Required dose per day = 70 mcg

Q: Calculate the mass and volume (mL) of 5.0 mmol triethylsilane Mw: 116.28 g/mol Density: 0.728 g/mL

A: Given :-  moles of triethylsilane = 5.0 mmol  Molecular weight = 116.28 g/mol Density= 0.728 g/mL…

Q: Chemical Eugenia Duodu Addy 2. Research this chemist and his career. Where did this chemist study?…

A: Since you have posted a question with multiple sub-parts,we will solve first three sub-parts for…

Q: Complete the sentence with the appropriate phrase. In the laboratory, all chemicals Select the…

A:

Q: If a single dose of azithromycin for oral suspension for a 1.5 years old child is 125 mg. Calculate…

A: The mass of a single dose of azithromycin for 1.5 years old child is = 125 mg The concentration of…

Q: Time (min) 0 5 10 15 20 Rate of volume change (mL/hr) mL hr Rate of volume change(- Tube 1 White…

A: Rate  = A2 - A1/ ( t2 - t1) A1 = initial readingA2 = final readingt1 = initial time t2 = final time

Q: classify the elements according to their role in biological system (400 words)

A: Elements play an important role in the biological system. Elements are classified into essential and…

Q: 2860 kcal to kj

A: Following is the appropriate answer of the given questions.

Q: Convert 100. ppm to %w/w. The correct value of %w/w

A:

Q: A concept map is your own expression of the connections between concepts- multiple connections can…

A: A question based on concept map, which is to be accomplished.

Q: Greenwashing is a major problem. Companies will say they are using practices that benefit the…

A: The case deals with Sustainability and Greenwashing in advertising. In general, Sustainability…

Q: 16. A physician orders that a child should be given potassium chloride milliequivalents per kilogram…

A: A physician orders that a child should be given potassium chloride (KCl) 1.6 milliequivalents per…

Q: Docusate sodium 100 mg tablets are regularly sold for $3.90. The medication is currently discounted…

A:

Q: In a typical ultrasound, sound waves travel through liver tissue at a rate of 1540 m/s.  How many cm…

A: We are provided with the information that the rate of ultrasound through liver tissue is 1540 m/s.…

Q: A chemist working as a safety inspector finds an unmarked bottle in a lab cabinet. A note on the…

A: Density of a liquid is the ratio of mass to the volume of the liquid  Density= mass/ volume

Q: Name the following

A: A question based on nomenclature that is to be accomplished.

Q: Answer Bank Iron(s) NaCl(s) Sand(s) Naphthalene(s) iron (s) naphthalene (s) sublimation dissolve in…

A: The mixture given consist of iron, NaCl, Naphthalene and sand. Since the iron has magnetic…

Q: Area Of Field Health And Medicine Food And Agriculture Consumer Product Some Chemical Components…

A: Consumer goods Consumer goods, often known as final goods, are items that are purchased by people or…

Q: 4- There are different types of materials used to design a car, and these materials determine the…

A:

Q: An inhaler contains 200 metered doses. If the patient inhales two doses three times a day, how long…

A:

Q: Consider the transportation sector. What impact will new technology have on this sector during the…

A: Freight movements are improving with increased computing power, expanded distribution options, and…

Q: Compute the amount of medication that will be given to administer one dose of the following…

A: •Here given dose order which is prescribed is:- =>Order:-Valium 3mg IM q.6h •Means we have to…