232U→ 228 Th+ 90 A e +1 4 He Y. 2.

Q: Tin, element 50 on the periodic table, has 10 stable isotopes. 117^Sn makes up 7.687% of naturally…

A: Using the formula moles of Sn117 is calculated as,

Q: The following chemicals will be available in the lab for this experiment: HẸHỘI NH₂ ANH ĐẠ BaCI…

A: 1. KSCN 2. DMG 3. CaCl2 4. White colour 5. (NH4)2CO3 6. H2O and NH3 7. Centrifuge

Q: Platinum is a precious metal that is used as a catalyst for many important industrial reactions.…

A:

Q: 4. AB,(aq) + Nz,L(aq) – > NzB(aq) + AL(aq) 5. AZ4(8) + Q2(8) -- > Z,Q(1) + AO½(s) 2 of 2 Law of…

A: According to the law of conservation of mass , mass of the Substance can not be created or…

Q: The element stramonium (Sa, average atomic mass 628.23 u) reacts with the element kingsine (Ks,…

A:

Q: Matter (pulling apart) Can it be separated by physical means? (evaporating) (filtering/sifting) Yes…

A:

Q: The mass of AgCl that will be produced after adding excess Ag NO, to a 0.24g sample containing 50.6%…

A: Answer: option 3.)  0.32 g is the mass of AgCl produced.

Q: Consider the balanced reaction 2 A + 7 B → 7 C + 4 D. If 1.213 moles of B (MW = 28.22) are…

A:

Q: NO2 n-BuSO CFa NaH, DMF, rt 47% ON Meo Meo

A: Here we have to write about above reaction-

Q: Present the 3-membered ring pathway for the following reactions. + Cl2 Br CH3OH

A:

Q: Discuss the contribution of Amadeo Avogadro to the quantitative aspect of Chemistry.

A: Amedeo Carlo Avogadro is an Italian chemist, well known for Avogadro's law and Avogadro's number or…

Q: Fimd मरe vabue ofीर स खेड भमेंग्टन the value भेप्ज baleoeeaction CaHy t 402- > 3 C02+2t2O -1790KJ…

A: Given reaction is :  C3H4 + 4O2 ----------> 3CO2 + 2H2O  Calculate the standard change in…

Q: What is the mass, in micro grams, of 8.9 x 10^15 atoms of cobalt?

A: The number of units present is the one mole of a substance is equal to 6.02214×1023 are termed as…

Q: This question will walk you through the process of calculating the number of atoms present in a…

A:

Q: Which of the following metals is least chemically reactive?  potassium  sodium  iron  magnesium…

A: The reactivity of s block metals are very high due to presence of just either 1 or 2 electrons in…

Q: Determine the mass in grams of 7.56 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A:

Q: DO 10 W 310Huops 3140/ HNO3(aq) +_ Naz (O3(aq) →

A: Answer: Complete ionic equation is the representation of chemical reaction in which all the ions and…

Q: The element stramonium (Sa, average atomic mass 628.23 u) reacts with the element kingsine (Ks,…

A: Mass of one molecule of SaKs7 = ( average atomic mass of Sa )+ ( 7 X average atomic mass of Ks )…

Q: Fill in the values as indicated: 212Po + H -> A = Z =

A:

Q: 10. What symbol completes the equation below? 27 Al + 12 Не — Х + O 30 Si 14 O 30 P 15 O 31 31 :P 15…

A: In Nuclear chemistry, the most common emitted particles are protons, neutrons, positrons, alpha…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Hi, as you have posted 2 questions and have not mentioned which one you want us to solve for you.…

Q: A cubical box with a length of 0.1 m contains le20 02 molecules. What is the density

A: Length of cubicle box = 0.1 m Number of O2 molecules = 1 x 1020 Density = mass ÷ volume

Q: Fill in the blanks.

A: The balanced chemical equation for this reaction is: NH3 + Br2 + H2O → NH4Br + HOBrNH3 is…

Q: Draw a molecular picture that illustrates the following reaction. Molecular hydrogen and carbon…

A:

Q: OMe + BuzSnBr OMe BuSnH "Br AIBN

A: Tributyl tin hydride (Bu3SnH) : Organotin hydrides are very good radical reducing agent , it is…

Q: Consider the balanced reaction 5 A + 5 B → 2 C + 5 D. If 6.026 grams of C (MW = 29.63) are…

A: A numerical problem based on mole concept, which is to be accomplished.

Q: Platinum is a precious metal that is used as a catalyst for many important industrial reactions.…

A:

Q: Mass of silver chloride sample containing 2.05 × 10^20 silver ions

A: Number of ions of silver in silver chloride(AgCl) = 2.05 x 1020 ions 1 mole of silver ion contains…

Q: Consider the reaction of the production of lead  2PbO+PbS=3Pb+SO2   What is the theortical yield of…

A: The objective of this question is to calculate the theoretical yield of lead (Pb) that can be…

Q: Determine the mass in grams of 7.21 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: Br CF3CH,OH ?

A: This is an example of nucleophilic substitution reaction (SN¹). in first step,  loss of bromide ion…

Q: 5) King Krator the Merciless has called on Pogo, a humble goldsmith, to make a crown for the King.…

A: The mass of gold given by King Krator to gold Smith Pogo is ---- 14 oz. The density of gold=19.3…

Q: Determine the mass in grams of 7.98 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A:

Q: Cus) + ZnSO jan) CaCl,(ag) + NaNO,(ag) CUSO, 5H,O0 = HClag) NAOH(ag) =

A: Reaction 1 is displacement  Reaction.  Reaction  2 is double  displacement  Reaction.  Reaction 3 is…

Q: How many molecules are there in (3.61*10^ ^ 3)N 2 l 6 Answer to 3 significant figures. Note: Your…

A: Given :  Number of moles of N2I6 = 3.61 × 103  To calculate : Number of molecules

Q: 3.7 × 10–4 kg of atoms to micrograms (μg).

A: Given information:Mass of atoms = 3.7×10-4 kg

Q: An atom of rhodium (RhRh) has a diameter of about  2.7×10−8cm2.7×10−8cm. How many RhRh atoms would…

A: Given : Diameter of Rh atom = 2.7 X 10-8 cm And the distance to be covered = 6.0 μm = 6.0 X 10-4 cm…

Q: HO HO, + 4 HI Но. OH |4 CH,ОН, Н*

A:

Q: Al,(SO,)3 KOH >

A: The question is about balancing the given Chemical Equation -

Q: Determine the mass in grams of 6.03 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A: The given mass of 1 mole of carbon atoms = 12.01 g So, the mass of 6.022×1023 atoms of carbon =…

Q: 2) The following series of reactions were carried out. PBCO3(s) + 2HNO3(aq) → Pb(NO3)2(aq) + H2O(1)…

A: Given data:

Q: Question 48 The PHIVOLCS recently reported that Taal volcano emitted 15,500 tons of Sulfur Dioxide…

A:

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.