16. Most nuclear reactions are controlled by substances that are good at catching neutrons. Which element is not typically used is these control rods? boron gadolinium cadmium uranium

Q: Calculate [OH⁻] and [H₃O⁺] in each solution and determine whether the solution is acidic, basic, or…

A: If hydronium ion concentration is greater than hydroxide ion concentration than solution is acidic…

Q: Discuss the nature of bonds in NaCl and diamond. What do you mean by directionality of covalent…

A:

Q: Provide reagents/conditions to accomplish the following syntheses. Several steps are required in…

A: In this question, we will provide reagents/conditions ( conditions like using solvent or heating )…

Q: Metabolic rate is define as the rate of oxidation true O false

A: The amount of energy expended by an animal over a specific period of time is called its metabolic…

Q: 1. To determine the concentrations (mol/L) of Co(NO3)2 (A) and Cr(NO3)3 (B) in an unknown sample,…

A: Solution - According to the question - Given data - Absorbance of 0.15 M Co(NO3)2 at 510nm =  =…

Q: Ca(OH)2 (s) + H2S(g) CaS(s) + 2H2O(1 In the reaction above, calcium hydroxide and hydrogen sulfide…

A: Here we find limiting reagent that is totally react with reactant. Here limiting reagent is Calcium…

Q: At 25.0 °C the Henry's Law constant for nitrogen trifluoride (NF) gas in water is 7.9 x 10 "M/atm.…

A: The correct answer is given below

Q: OH¯(aq) + H2CO3(aq) → HCO, (aq) + H; > [ Select ] [ Select ] [ Select ] [ Select ] + +

A:

Q: Provide the structure of the product(s) with stereochemisty if appropriate. If multiple products…

A:

Q: 3 2 1 11.1Н + 1Н -> Оп+- 4 4Be 2 1H 4 2He On

A:

Q: Name this compound by the IUPAC system, including stereochemistry. H;C -CH3 H3C H3C

A:

Q: Select all the compounds that have the an empirical formula with a empirical formula mass of 13.0…

A: The correct answer is given below

Q: 32. Draw all possible alkene products of the following reaction, their mechanisms and circle the…

A: In this question, we will draw all the possible products of alkene which is formed by the E1 and E2…

Q: H3C—N̈H2 reacts with BF3 in a combination reaction, forming H3C—NH2—BF3 with a covalent bond between…

A: Lone pair donor is base and lone pair accepter is acid.  Proton donor is acid and proton accepter is…

Q: Identify the main product from the following reaction: I) EtMgBr (1 equivalent) THF,-78 'C product…

A:

Q: 29 17. What information cannot be determined from the symbol notation 14Si? O the mass number O the…

A: To solve this problem we will use the concept of symbols notation

Q: uding the cis or trans designation, what is the IUPAC name of the following substance? not necessary…

A:

Q: 2.284 g of tin was oxidized through the titration. What is the mass percent of tin in the original…

A: Given-> Weight of tin(Sn) = 2.284 gm Weight of ore sample = 10.00 gm

Q: +. +. D(3147) Caught Dislocat 404-File or directory not f OWLV2 | Online teaching an…

A:

Q: . The ammonium ion (NH4+) reacts with nitrite ion (NO2-) to yield nitrogen gas and liquid water. The…

A: Ammonium ion and nitrite ion reacts to produce nitrogen gas and water.

Q: A 1932 silver quarter has a mass of 6.25 grams. It is 10% copper and the remainder is silver. How…

A: Answer: Number of moles of a substance in the given sample is always equal to the ratio of mass of…

Q: Which of the following correctly describes the structure of these compounds? CH;CH;OH and CH;OCH;…

A: Here one alcohol and one ether are given.

Q: What is the difference between an emission spectrum and an absorption spectrum for a specific…

A: Let us study the difference between Emission and absorption spectroscopy for a specific element in a…

Q: HA, a weak acid with a Ka of 4.0x10, also forms the ion HA,. The reaction is :- НА (aq) +A (aq) HA2…

A: Solutions

Q: major product.

A:

Q: Order f

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any…

Q: In the reaction CrCl3 (aq) + 3 AGNO3 (aq) --> Cr(NO3)3 (aq) + 3 AgCl (s) 4.4 moles of CrCl3 are…

A: Chromium(III) chloride reacts with silver nitrate to form chromium(III) nitrate and silver chloride.…

Q: Which is the correct product of this reaction? 1. ВН, CH3 2. H,0, OH CH3 CH3 CH3 OH HO OH HO, O B

A:

Q: 48. Solve this problem: The volume of a gas-filled balloon is 22 L at 313 K and 1.5 atm. What would…

A: Detail mathematical calculation is shown below by which we get the final volume

Q: The pOH The (H,O) = The (OH ] =

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 11. The following (A-F) are a variety of carbonyl containing compounds. a. Which of the molecules…

A:

Q: If the leg is broken, it is gently bent and suspended with a piece of cloth Choose The effects of…

A: Q1) If the leg is broken it shouldn't be bent because it will cause more pain and swelling and also…

Q: Calculate Enthalpy of fusion and entropy of fusion

A: Heat change  of a substances per mass of that substance when a phase change of that substance occurs…

Q: CI Br .CI Cl H-C CH3 Br CI How many chiral carbons are in this molecule? O 3 O 2 O 1

A: If carbon is attached to four different group then carbon atom is called as chiral carbon

Q: Given the following physical and chemical properties suggest at least one used in society for the…

A:

Q: A gas is under pressure of pressure 20.855 bar gage, T= 104 Fahrenheit and unit weight is 362 N/m3.…

A: Given that , P= 20.855 bar  T = 104 oF Unit weight = 362 N/m3

Q: Describe what happens when atoms or molecules absorb light?

A: An atom can absorb or emit one photon, when an electron makes a transition from one stationary…

Q: What is the theoretical yield of ammonia (in grams) if 16.55 grams of nitrogen gas and 10.15 grams…

A:

Q: Name the following compound and create ionization, linkage and optical isomers: [Au(SCN)2(en)2]CI

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: Use the correct Significant figures and Solve the following problems              How many Liters…

A: The molarity of the solution is defined as the ratio of no of moles of solute to that of volume of…

Q: 1. This chromatographic parameter is a measure of efficiency. 2. A high value of the means high…

A: To fill in the blanks for HPLC:

Q: Explain why this compound is highly unstable?

A: The bond angle of the tetrahedral carbon atom (sp3 hybridized carbon atom) is 109o28'. In the…

Q: There are two compounds with the formula C,H16 that are capable of existing as enan- tiomers. Write…

A:

Q: roduced during some aqueous chemical eactions? In this reaction example, that would e AgF(s).…

A: Some Solids are insoluble in aqueous solution like AgF.  Solute means something mixed with solvent…

Q: 1. Rank the following nitrogens or amines in order of decreasing basicity (strongest to weakest,…

A: In case of basicity only to check the availability of loan pair of electron on nitrogen atom when…

Q: Which could be reduced with NaBH4 ? CH3 CH3 H;C H3C° H3C H. H3C C B O C O B O A O D O A, B, and C O…

A:

Q: 1) The most stable chair confirmation of

A: Here we are required to find the most stable chair conformation of trans 1-isopropyl…

Q: our salt unknown is a colorless, granular solid. When dissolved in water it does not form a colored…

A: Answer -

Q: These two structures, shown as Fischer projections, are: Br H3C- H- H-N- H- NH2 Br the same compound…

A: Stereisomers are those which have same molecular formula but different arrangement of atoms in…

Q: N-number: A protein has a molecular mass of 400 kDa when measured by size-exclusion dodecyl sulfate…

A: Given information,MW given by size exclusion chromatography = 400 kDaIt is the native protein size.…

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.