How many electrons are present in a Phosphorus 2+ atom? Group of answer choices 12 13 19 34

Q: Questions 5-7: Classify the following structures as isomers a, B, L or D (3 points). CH2OH (5) (6)…

A: A carbohydrate is the biomolecule consisting of carbon, oxygen, and hydrogen atoms having the…

Q: Picture below showing four water molecules interacting via hydrogen bonds? be sure lo label partial…

A: It is an irregular tetrahedron with oxygen at its center. It has a high dielectric constant. Each…

Q: Which of the following is a type of coal? (Choose all that apply)   lignite   magnetite…

A: Coal is a sedimentary rock that is black or brownish-black in color and can be burned for fuel or…

Q: +, No elements selected 130 125 120 115 110 105 100 + 95 90 85 80 75

A: The answer for the flow is as mentioned in step 2.

Q: Questions 5-7: Classify the following structures as isomers a, B, L or D (3 points). CH2OH (5) (6)…

A: Anomers are the cyclic monosaccharides or glycosides that are epimers differing from each other in…

Q: A 16. Considering the starting compound and product compounds A and B: CI Li(s) Cul H3C A B THF THE…

A: Organolithium reagents are organometallic compounds that contain carbon – lithium bonds. These…

Q: (NH2)2NO(aq) 2 H*(aq) H2O(I) → 2 NH4*(aq) NO2(g) + Property that Changes How It Changes with Time

A: NO2- state changes from aqueous to NO2 in the gaseous state. Nitrogen dioxide is a gas when produced…

Q: Is drinking alkaline water good for you? should be an original thought, not Google’s

A: Alkaline water refers to alkalinity of water. Regular water has a neutral pH of 7. Alkaline water…

Q: Our talented team of bakery mixologists have designed the perfect formula for making our award…

A: Part 1 The average rate of reaction is calculated by dividing the change in concentration of the…

Q: Methane CH4 + 202 → CO2 + 2H2O Propane C3H3 + 502 – 3CO2 + 4H2O Decane C10 H22 + 15.502 10CO2 +…

A: The complete combustion of hydrocarbons produce Carbon Dioxide and water where in absence of proper…

Q: Table 3. Testing for Starch Results ww w w m Starch Hypothesis (Starch +/-) Sample Initial Color…

A: Starch-iodine test: presence of starch in a sample is determined by the addition of iodine solution…

Q: (LO 2.8) Bonds between sugars and phosphates are found

A: The bonds between sugars and phosphates are called phosphodiester bonds, which is a strong covalent…

Q: NH3 NH3 NH3 NH2 (CH2)4 (CH2)4 (CH2)4 (CH2)4 H,N-Co,H pKa, (2.2) pKaz (9.0) HN-co," pKaz H H (10.5) H…

A: Amino acids are organic compounds that constitute of an amino group –NH2,  and carboxyl group –COOH,…

Q: Given: 2KI +Pb(NO3)2 --> PbI2 + 2KNO3.  How many grams of lead (II) iodide are produced if 0.250…

A: 2KI +Pb(NO3)2 --> PbI2 + 2KNO3 Thus, 2moles of KI with 1mole of Pb(NO3)2 gives 1 mole of PbI2…

Q: One form of carbon containing chemical (organic chemicals) is called a hydrocarbon. Other than…

A: It is the simplest class of organic compounds which is non-polar. It is insoluble in water. It…

Q: Which hydrogen atom(s) in the following molecule is acidic? (That is, which hydrogen atom(s) will…

A: Answer - option - 3only

Q: BIU x x, 5 Cn E B N 0/ 10000 Word Limit (d) The arrangement of the water molecules in ice causes the…

A: The density of ice is lower than water. So ice floats on the water surface. Ice is a solid-state of…

Q: his homework question I have been having difficulty figuring out what the atomic mass is for Gi + ^2…

A: These two elements are termed isotopes of each other when they have the same number of protons,…

Q: 19. What is the group of clay mineral which is known as the 3-layered silicate clay or as 2:1…

A: Kaolinite has 1:1 structure

Q: Radionuclides in biosphere I’m doing a presentation and one of the parts of the outline is…

A: Introduction :- Biosphere is the region of earth which consist of the biotic ( living organisms)…

Q: the nutritional benefits or uses of: A. Rice B. Corn C. Peanuts D. Green gram E. Hyacinth bean F.…

A: Rice (oryza sativa) is the seed of a cereal grass. It's one of the most important dietary…

Q: 1.0 0 0.5 0 5 Ligand A Ligand B 10 15 20 25 Ligand Ligand D 40 45 50 55 60 30 35 [Ligand] (MM)

A: Kd is dissociation constant which is ligand concentration at half of saturation or at 0.5 theta…

Q: At pH=2.2, which of the following is true COOH COO- Ç00 ÇO0* H3N-CH H,N-CH H&N-CH H2N-CH CH2 CH2 pK,…

A: The given amino acid is glutamic acid. Glutamic acid contains three ionizable groups in the form of…

Q: 3. Phenol red is a pH indicator that turns _________ when conditions are acidic.

A: Acids are the substances that can generate hydrogen ions when dissolved in water and are generally…

Q: Which of the following equations is correct?   options:   FAD+ + 2 electrons à FADH2   FAD + 2…

A: Answer -- FAD + 2 electrons + 2 protons à FADH2

Q: organic compunds : 1. always contain oxygen 2. always contain nitrogen 3. always contain helium…

A: Answer is option 5.) always contain Carbon.

Q: what elements make up the molecules in the pictures

A: Nucleic acids and carbohydrates are important biomolecules in a living organism. The nucleic acids…

Q: This is the type of chemical reaction common to life forms from bacteria to humans Select your…

A: Chemical bonds link different atoms together to form different molecules. Chemical bonds are not…

Q: The umami or savory taste is usually associated with which nutrient?   Question 26 options:   fats…

A: Introduction :- Chemical elements known as nutrients are present in all living things on Earth. They…

Q: Pure water will not freeze unit it reaches a temperature of about  __________.  Water in the liquid…

A: When liquid water is cooled, it contracts until a temperature of freezing point. Ordinarily, the…

Q: 13) Which of the following statements is TRUE? Carbon, hydrogen, oxygen, and calcium are the most…

A: All the living organisms are made from the elements such as carbon, hydrogen oxygen, calcium,…

Q: What is the pOH of a solution that has a pH of 5? Given: Ka x Kb = Kw, pKw = pH + pOH Group of…

A: Given Values: pH = 5.0 pOH = ?

Q: What is the total number of valence electrons in CO 2?     14     16     19     20     24

A: Add all the valence electrons of each atom . C --> 4 O --> 6 ( two oxygen atom present) = 6 ×…

Q: Which of the following is not a reason why life on Earth is based on the carbon atom? Group of…

A: The answer is carbon based substances form CO2 when burned. Because, all the other points are major…

Q: In Chicago in the 1980's there was a murder that put cyanide into Tylenol medication.  Several…

A:

Q: Which bond should be the strongest? Group of answer choices Sodium (Na) - Fluorine (F) Lithium (Li)…

A: There are mainly 3 types of bonds present between the molecules to keep themselves intact and these…

Q: I need help with my homework this question is very confusing How long would it take for a solution…

A: Concentration of carbohydrate in a solution is the moles of carbohydrate present in a specified…

Q: How many carbon (C) atoms are in C6 H14 N4 02? A. 4 B. 6 C. 14 D. 2

A: Since we know that carbon atoms tend to make four bonds, each carbon atom will have the number of…

Q: What caused the environmental health problems that resulted from the incident? (Hint: emission of…

A: Radioactive pollution: increase of radiation in the environment due to human activities such as…

Q: 2. Name 5 things that phosphorus does for our planet and for us: a. b. d. e.

A: Phosphorus cycle is one of the biogeochemical cycle found on earth. Biogeochemical cycle refers to…

Q: how does acidic water affect the mass of a shell? Please provide claim, evindence, and reasoning…

A: Ocean water is very salty and its pH is very important for the growth and development of marine…

Q: Is it a?

A: Protein is an organic nitrogenous macromolecule that is required for human health. In the human…

Q: Which of the following is an abundant element in humans? Group of answer choices A. sulfur B.…

A: A chemical element, also called an element, any substance that cannot be decomposed into simpler…

Q: Proteins are decomposed through dissimilation, which releases _____ back into the environment.…

A: The key elements of an amino acid are carbon (C), hydrogen(H), oxygen (O), and nitrogen(N). Various…

Q: The chemical which is not found naturally in drinking water is:  Oxygen Hydrogen Nitrogen Carbon…

A: Water (H2O) is formed by the bonding of hydrogen and oxygen atoms. Drinking water may contain…

Q: 12. What is the pH of a solution in which [OH-] = 0.000005 M7 1. 5.3 8.7 O 5 x10

A: pH and pOH are the two values that help to determine the strength of acid and base. pH refers to the…

Q: A Moving to another question will save Question 4 Nucleic acid contains a. iron. O b. potassium. C.…

A: Four macromolecule present in human body are nucleic acid,protein ,lipid and carbohydrate.

Q: I want a solution that is 1/10th the strength of my stock solution. I want 20 microliters of total…

A: A solution can be diluted to the desired concentration by using the formula C1V1=C2V2 Where C1=…

Q: 1. The nitrogen base v Would be found at the position labeled #1. 2. The nitrogen base V Would be…

A: Answer : 1. The nitrogen base Thymine would be found at the position labeled #1 Watson Crick pairing…

Q: When diluting acids, you should add water to the acid * Always True Never True Sometimes True True…

A: When diluting acid you should add water to the acid- This statement is never true. Explanation:…