protons neutrons

Q: H,AsO, + H,0 →H,AsO, + H,O

A:

Q: CEN + ? MgBr (1). LIAIH MgBr b). MgBr c). ) d). LIAKO-t-Bu)3 e) DIBAH

A:

Q: What is the binding energy in kJ/mol nucleons for lanthanum-138? |k]/mol nucleons 57 H+ 81;n La The…

A: The reaction given is, =>

Q: When the nuclide iron-55 decays by electron capture: The name of the product nuclide is The symbol…

A: Electron capture process in which atomic number decrease by 1 and mass number remains same.

Q: The solubility of Ag,CrO, in water at 25 °C is measured to be 0.022 Use this information to…

A: Given-> Solubility = 0.022 g/L

Q: KMNO4 NazCr20, [1] NACN p. d. HO, f. H2SO4, H2O Br (2] H2O, ¯OH

A: The reactions given are,

Q: Throughout the course, we have highlighted the terms an ode and cathode. There are differences…

A:

Q: Below is a data table from an experiment in which an effervescent tablet is added to a test tube of…

A: The data given is,

Q: Based on nuclear stability, what is the symbol for the most likely product nuclide when carbon-10…

A: Carbon-10 is one of the isotope of carbon. Which may give nuclear decay reaction.

Q: Provide a mechanism for the following transformation: CN 1. NaOH CO,H 2. H,O*

A:

Q: Consider these reactions: Reaction 1: H2(g)+Cl2(g)⟶2HCl(g)ΔH=−184.6 kJ  Reaction 2:…

A: Given :  Reaction 1  H2(g)+Cl2(g)⟶2HCl(g)    ΔH=−184.6 kJ  To calculate :-  Amount of Cl2 has…

Q: Calculate the following and express the answer in the proper number of significant figures:…

A: To solve the given question, first solve the numerator and denominator part. Then round off answer…

Q: Which of the following electrochemical methods requires the formation and measurement of an…

A: Analyte can be defined as a substance that we are going to analyze during a process or an…

Q: The heat of vaporization AH, of acetonitrile (CH,CN) is 29.8 kJ/mol. Calculate the change in entropy…

A:

Q: Suppose you produce 0.0455 g of N2 gas (the molar mass of N2 is 28.01 g/mol) with a volume of 0.0417…

A:

Q: Name the following molecules

A: (a) It has carboxylic acid as main functional group and three methyl groups attached at third and…

Q: Reduction reaction of 1-phenylethanone with lithium aluminium hydride yields a racemic mixture of…

A:

Q: Which of the following describe(s) the following reaction? Choose all that apply. 139 235TT 920 + on…

A: The reaction given is,

Q: There are three possible square-planar trans isomers (trans NO2-Br, trans NO2-py and trans NO2-NH3)…

A: To synthesize all three possible square-planar trans isomers starting from appropriate plantinate…

Q: The weak acid, chloroacetic acid, is a useful reagent in organic synthesis owing to a reactive C-CI…

A:

Q: Which of the following describes the reaction: 210 Bi + He + 206 TI 83 81 O alpha decay reaction O…

A: Which of the following describe the reaction--->

Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy…

A: Given, Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(l) Species                       S°(J/K.mol) Fe2O3(s)…

Q: The standard heat of the reaction, C2H4(g) + 2Cl2 (g) --> C2HCl3(l) + H2(g) + HCl(g) is ∆Hr° =…

A: The change in the internal energy of a system is the sum of the heat transferred and the work done.…

Q: Under normal room conditions (standard pressure at about 20°C), water will not boil, so we do not…

A: Given: Under standard pressure of 1 atm and room temperature of 20 oC, water does not boil. The…

Q: Consider the following decay series: d b. Bi Po C 214 210 Po Pb 218 a 214 214 Pb 82 84 82 83 84…

A:

Q: A Na,CO3 standard solution is prepared by transferring 2.4817 grams of primary standard-grade sodium…

A: Answer:  This question is based on stoichiometric calculation where moles sodium carbonate will be…

Q: Average Exposure to Radiation from Common Sources Source Dose (mrem/year) Naturally Occurring…

A: The data given is,

Q: A solution contains 0.0140 M Pb2+(aq) and 0.0140 M Sr2+(aq). If you add SO2−4(aq), what will be the…

A: Ion that has lower value KSP , will precipitate first as its ionic product will overcome the KSP…

Q: A 0.1510 g KHP (Mw = 204.22 g/mol) sample required a volume of 57.04 mL of NaOH solution to reach a…

A: KHP reacts with sodium hydroxide to form NaKPH and water. One mole of KHP reacts with one mole of…

Q: 1. OH H. Br 2. HO- 3.

A:

Q: Instruction: Find the following ΔH for the reaction below. 2H(s) + 2O2(g) → 2HO2(s)      ΔH = ?…

A: In this question Hess law is used which states that heat of reaction is same whether reaction takes…

Q: Cl, 2 2C1- (6-12a) + CO CIĊO (6-12b) + Cle CIĄCO + Cl- (6-12c)

A:

Q: What is the time needed for a constant current of 0.100 A to deposit 0.500 g of Tl (I) [AW= 204.38…

A: Given: Mass of Tl to be formed = 0.500 g. Current passed = 0.100 A And the ion present in the…

Q: The ascorbic acid in orange juice was titrated with Iodine solution using starch indicator. Identify…

A: The ascorbic acid in orange juice was titrated with Iodine solution using starch indicator.

Q: Compute for the CEC and % base saturation of the soil if; Ca = 15 me/100g Fe = 15 me/100 g K = 19…

A: Solution: Data given- Ca = 15me/100g, Fe = 15 me/100 g, K = 19 me/100g, Mn = 18 me/100g,  Mg = 8…

Q: When the rate of the reversible reaction A + BSC is studied under a certain set of conditions, it is…

A: From the rate law expression of this reaction we see that reaction is zero order with respect to…

Q: Consider the following electron configurations to answer the questions that follow: (i) 152 252 2p6…

A:

Q: Complete the following nuclear bombardment equation by filling in the nuclear symbol for the missing…

A: In a balanced nuclear equation sum of atomic number and sum of mass number is same on both side of…

Q: 3. Using the Wittig reaction, propose a synthesis for 2-methyl-1-phenyl-1-propene.

A:

Q: Write the ionic forms of the following elements and compute for the respective milliequivalent…

A: Given that -  1.Iron= 57 g/mole 2. Magnesium= 24 g/mole 3. Potassium=39 g/mole 4. Ammonium nitrogen=…

Q: of H2 are combined under, which would be considered the limiting reactant? Part 2) How many grams of…

A: Given,  Molar mass = 17 g/mol Moles of H2 = 3.90 mol Moles of N2 = 3.36 mol Balanced chemical…

Q: Specify the change (increase, decrease, no effect, or indeterminate) for the parameters with the…

A: Given:  Change in experimental condition Parameter   Decrease in the reaction temperature…

Q: In a two-vessel technique titration set-up, what is the unknown substance if the volume of…

A: To determine the mixture of substances in the sample

Q: Choose five items from the given scientific terms about dyes below. Then, provide definitions of…

A: In UV spectroscopy in terms of wavelength  , there are some categories of shifts, which are known as…

Q: Which of these alkenes show cis-trans isomerism? For each that does, draw structural formulas for…

A: The alkene will show cis and transfer if it has two condition-  1- Different group should be present…

Q: Determine the equilibrium constant, K.

A: Initial pressure of Cl2 = 3.018 bar Initial pressure of SO2 =1.290 bar Total pressure at equilibrium…

Q: Consider the following half reactions in the attached image and their corresponding standard…

A: Given:

Q: Consider the following half reactions in the attached image and their corresponding standard…

A: In a redox reaction: Oxidation reaction: Removal of the electron or increase in oxidation state is…

Q: n of 50.00 mL of 0.04715 M NaC204 required 39.25 m nganate solution. Calculate the molar…

A: Given,  Molarity of Na2C2O4 = 0.04715 M Volume of Na2C2O4 = 50.0 mL Mmol of Na2C2O4 = M × V     =…

Q: 3.4 Propose a stepwise mechanism for the following reaction: CH,OH OCH,CH3 CH2OH OH CH2OH H30 H H H…

A: Detail mechanistic pathway is given below

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.