Radon-222 has a half-life of 4 days. How long does it take 234 mg of radoon-222 to reach 14.6 g? 4 days 1 day 64 days 16 days

Q: Example: BF3 Consider the highlighted bond. If the bond is polar, click on the more electronegative…

A: A bond said to be polar if electronegativity of  both atoms have  different.

Q: a nitrate ion, NO3- :-N= :ة: :Ö: -N-: ه - :Ö: - - 0: =N= :: -N-: - آن -- - :0: :0: 11 =N -- - lo=…

A: Here, we have to find the resonance structures of the nitrate ion.

Q: A. Give the IUPAC name for the following compounds. Name: Name: B. Draw the structures for the…

A: Naming of organic compounds is done by the naming scheme called the IUPAC (International Union of…

Q: 14. Identify the group number for each of these sets of elements. Then chose 2 of these groups and…

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Q: B. Calculate the [H30+], [OH] that would Result Halo 2/ of Solution 0.1 M -2 ki for HClO₂ = 1₁1x10=²…

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Q: O Predict the Product of the reaction. Propose a mechanism for the reaction. + Nita H+ ?

A: Here hydrogen ion act as catalyst,which speed up the reaction by increasing the electrophilicity of…

Q: a) Sulfuric acid solution is standardized by titrating with 0.678 g of primary standard sodium…

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Q: Dave is not absolutely sure that the “side” constraint of at least as much gas A as gas B is…

A: I have typed the answers in word and taken screen shot of it which I’m attaching here….

Q: The addition of a catalyst will change the composition of the equilibrium mixture. True False

A: we need to tell if the given statement is correct or not

Q: The conjugate acid of HCO3¯ is OH₂CO3 H₂CO3²- CO3²- HCO₂

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Q: Why is it uncommon for diprotic and triprotic acids to completely dissociate in an aqueous solution?

A: An acid is one which donates a proton wheras a polyprotic acid donates protons. Polyprotic acid…

Q: Enter your answer in the provided box. Calculate the molar solubility of AgBr in a 1.5 M NH3…

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Q: Calculate the specific heat of an unknown metail it is takes 522.3 J to raise the temperature of a…

A: When we heat a substance the temperature of the substance increases. The required amount of heat to…

Q: On which temperature scale (°F, °C, or K) does 1 degree represent the smallest change in…

A: degree C = degree K - 273  degree C = (degree F - 32)* (5/9)

Q: When 18.2 hg of water is used in a reaction, how many molecules were reacted? (Assume that the…

A: Here we have told that 18.2 hg of water is used in a reaction. Then we have to tell that how many…

Q: Calculate the molar mass of a compound if a solution of 12.0 g dissolved in 80.0 g of water freezes…

A: Given, mass of the compound = 12.0 g mass of water solvent = 80.0 g = 0.08 kg freezing point of the…

Q: How many fg of hydrogen are in 8.0 mg of strontium hydride?

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Q: What is the IUPAC name of the following compound? O Question 25 H What is the IUPAC name of the…

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Q: Which of these constants does this expression represent? [H][OH] Kf Ka Kw Kb

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Q: Calculate the volume of a sample of an ideal gas that contains 5.22 mol at 729 mmHg and 0o

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Q: Review | Constants | Periodic Table Select the correct electron-dot formulas. You can refer to the…

A: Lewis symbol or electron-dot formula Lewis symbol or electron-dot formula diagram is constructed by…

Q: Provide the major organic product for the following multi-step reaction. OH 1. H. HỌ 2. MeMgBr 3.…

A: Aldehydes are more reactive towards nucleophillic addition reactions than ketone Due to inductive…

Q: If [OH] = 0.00032 calculate the pH Type your answer....

A: Given, Concentration of the hydroxide ion = [OH-] = 0.00032 pH of the solution = ? The formula used…

Q: Provide the IUPAC name for the following compound: O3-methyl-2-propylpentane…

A: To provide the IUPAC name for the following compound.   Rules for naming a compound in IUPAC are:-…

Q: Provide the correct three-letter abbreviation for the following amino acid: O || H3N-CH-C-O I CH₂ I…

A: There are two questions given above from the topic of biomolecules of organic chemistry . They ask…

Q: What is the orientation of the two pi bonding p orbitals? O parallel to each other O perpendicular…

A: Solution:  In this problem we have to see orientation of p orbitals.

Q: The balanced equation for the reaction of metallic iron with O₂ gas to produce ir oxide is shown…

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Q: If you have one mole of ammonia, how many moles of hydrogen do you have? The answer must be 3 mol H…

A: Here we have told that we have one mole of ammonia. Now we have to tell how many moles of hydrogen…

Q: rat CH3 CH3 - C - CI CH3 CH3 - CH3 — C — СІ CH3 OR + CH3 CH₂- О C он CACO H 0: CHICOH

A:

Q: 2NH4NO3(s)  →→ 2N2(g) + O2(g) + 4H2O(l)  What is the oxidation number of the nitrogen atom in the…

A: we have to determine the oxidation state of N in reactant

Q: Why is it a misconception to classify the addition of acids and bases as a "neutralization"…

A: A neutralization reaction is the reaction between an acid and a base to form a salt and water. This…

Q: Chemical reaction: N2+3H22NH3 If the initial pressure of N₂ and H₂ is 4.5 atm and that of K.…

A: Given, Free energy change of NH3 = -16.4 kJ Free energy change of the reactants = 0.0 kJ/mol Initial…

Q: Consider the following UNBALANCED chemical equation FeS (s) + HCl(aq) → FeCl2(aq) + H2S(g) If 60.6 g…

A: Given, the unbalanced equation: FeS(s) + HCl(aq) → FeCl2(aq) + H2S(g) We have to find the mass of…

Q: A. Provide IUPAC names for the given structures or structures for the given names. daga Hory HO OH…

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Q: A local fm station broadcasts at a frequency of 702 kHz. Calculate the energy of the frequency at…

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Q: Give the major organic product of the following reaction. CH₂CH₂ 0504.04 OH CH₂CH₂ OVER ON CH₂CH₂…

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Q: a Predict the shape of the following molecule or ion: AsH4+ O linear trigonal planar tetrahedral…

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Q: What mass in grams of Na solid is required to completely react with 19.2 L of Ch gas at STP…

A: Given, Reaction : 2Na(s) +Cl2(g) →2 NaCl(s) Volume of CI2 = 19.2 L

Q: The following is a diagram of energy states and transitions in the hydrogen ator ENERGY A B D E n:…

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Q: Provide the major organic product for the following reaction. 1. LAH 2. H3O+ ethyl 2-methylbutanoate…

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Q: element cobalt in battery technology? b)What are the physical properties of the element cobalt in…

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Q: Q5. What intermolecular forces are responsible for each of the the following differences? a) CO2 is…

A: The intermolecular interactions are the intermolecular forces which mediate interaction between…

Q: How do I calculate the first table

A: The reaction mixtures contain different volumes of stock solutions of (NH4)2S2O8,  (NH4)2SO4,…

Q: What is the electron geometry of CHFCII? not

A: Using Electron geometry helps we can determine the arrangement of various electron groups.

Q: The root mean square speed of a gas at 250.26 degrees Celsius is 332.50m s^-1. What is the molar…

A: Root mean square speed=3RTM where T is temperature and  M is molar mass of gas.

Q: Consider the following unbalanced chemical equation NO₂ + H₂O → NO + HNO3 If 86.30 grams of NO2 is…

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Q: Provide arrow pushing mechanism for this amine reaction.

A: Ans: Amines are efficiently acylated with anhydrides in presence of acetic acid , result in the…

Q: Please answer the full question as it's part of 1 question and I will make sure we are both…

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Q: What is/are the effect(s) of impurities on the boiling point of a compound?

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Q: • Each of the following monomers or pairs of monomers can undergo condensation polymerization…

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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.