Hydrogen-3 is radioactive and has a half life of 12.3 years. Calculate the activity of a 6.3 mg sample of hydrogen-3. Give your answer in becquerels and in curies. Round your answer to i significant digit. O Bq

Q: Write the rate law for this reaction. rate %3D Calculate the value of the rate constant k. k = 0…

A: We have to predict the rate law and rate constant.

Q: Show how the following two amino acids form a protein (a dipeptide). CH3 CH,SH H.N—C—C—ОН +…

A:

Q: [References) Use the References to access important values if needed for this question. What volume…

A:

Q: For finding the oxidation state of metal atom in coordination compound, charge on the ligand should…

A:

Q: Calculate the root mean square (rms) average speed of the atoms in a sample of argon gas at 0.15 atm…

A:

Q: What kind of reaction is this? Ba(CIO3)2 BaCl2+302 O Combustion O Synthesis O Single replacement O…

A: Decomposition reaction is reaction in which one chemical species breakdown into smaller species.

Q: Br SH

A:

Q: A robot spacecraft returned samples from the planetesimal 98765 ALEKS, located in the outer Solar…

A:

Q: What will happen to the NO2 concentration at equilibrium if the temperature is increased N203(9)…

A: Given :-  N2O3(g) + energy <---> NO(g) + NO2(g)  To determine :-  Change in the concentration…

Q: Name: Pre-Lab Questions 1. Write a reversible reaction for the buffer decomposition of NH4* into…

A: The equation, on addition of HCl, is given in the following step.

Q: Flame Atomic Absorption Spectroscopy (FAAS) method is selected due to its wide applicability for…

A: To discuss how we can determine the concentration of selected heavy metals (Cu and Cr) in the…

Q: how to get from A to C1 and A to C

A: We have to get from: A to C1 : undersaturated to super-saturated solution with higher concentration…

Q: At a certain temperature, the equilibrium constant for the chemical reaction shown is 7.34 x 103. At…

A: Equilibrium constant is the ratio of product of concentration of products raised to their…

Q: What is the pH of a 0.390 M solution of HF (Ka = 6.8 × 10⁻⁴)?

A:

Q: What volume of solution is needed to provide a 9.04 g of NiF2 from a 0.332 M solution?

A:

Q: Isotope name Oxygen-18 Sodium-24 protons 8. 35 55.5 3207 S to 29 neutrons 46 electrons 35 29 26 Fe…

A:

Q: What is the pH of a 1.0 L buffer made with 0.300 mol of HF (Ka = 6.8 × 10⁻⁴) and 0.200 mol of NaF to…

A:

Q: The reaction A- C proceeds by a stepwise mechanism: A- B, overall AE = 73 kJ/mol; Ea = 97 kJ/mol…

A: First we would draw a potential energy diagram for this two step reaction using given Activation…

Q: A sealed glass container contains 1.56 moles of He gas and 2.63 moles of Ar gas. If the total…

A: partial pressure of Helium = ?

Q: time needed for a glycine molecule

A:

Q: Using your percentage composition of Calcium acetate, Magnesium hydroxide, Hydrogen cyanide.…

A:

Q: Name the following organic compound

A: Rule of IUPAC- 1) Longest chain as parent chain. 2) Numbering start from those side where more prior…

Q: Name the following compounds according to the IUPAC nomenclature and mark all asymmetric C atoms…

A:

Q: Which statement is true regarding the the following compound? ОН This is a secondary alcohol and it…

A: Given alcohol group is secondary because OH group is attached with  saturated carbon atom which has…

Q: Using standard reduction potentials from the ALEKS Data tab, calculate the standard reaction free…

A: N2H4(aq) + 4OH-(aq) +2Br2(l) ---> N2(g) +4H2O(l) +4Br-

Q: Complete the following table, which lists information about the measured acid dissociation constants…

A:

Q: [Review Topics] Use the References to access Important values If needed for this question, How many…

A:

Q: 5. A 85.75g sample of a clear liquid is cooled from 68.3° to 32.1°C when it loses 5850 Joules of…

A: Specific heat capacity is amount of heat needed to increase the temperature of one gram of substance…

Q: H30* CH3CH2CH2C=CCH2CH,CH3 CH3CH2CH2CH2CCH2CH2CH3 H9SO4

A:

Q: In an experiment that uses TLC, like the one performed in this course, which of the following…

A: Thin layer chromatography (TLC) is used to isolate and separate non-volatile mixtures based on their…

Q: cid dissociation constants of three unknown weak acids.

A:

Q: number of pi (π) and sigma (σ) bonds

A:

Q: consider a first order reaction XY--> X+Y  the rate constant is 4.8 x10^-3 1/min If the initial…

A:

Q: The decomposition of H202 in aqueous solution is a first-order process. If [H202lo = 0.882 M and k =…

A: Given,  The decomposition of H2O2 in aqueous solution is first order process.  Initial…

Q: Calculate the osmolarity of the following solution, If it is "soluble" in water. Show work. 5.7 mL…

A:

Q: Use the table below to answer the questions. In your own words, define half-life. b. Which isotope…

A: Since you have asked multiple questions, we will solve the first question for you as per our…

Q: Which of the following is the correct co-efficients when the following equation is balanced: Li,N…

A:

Q: 2 moles of ideal oxygen gas are kept at 273 K in a volume of 11.35 dm3 with a molar heat capacity at…

A: Given: number of moles of ideal oxygen gas, n = 2 mol T1 = 273 K  volume, V1 = V2 = 11.35 dm3 heat…

Q: The reaction quotient, Q, is 9.00 × 10⁻¹² The Ksp of zinc fluoride is 3.04 x10⁻² at 25°C. Comparing…

A:

Q: A solution which conducts electricity better is a(n) O saturated unsaturated none of the selections…

A: A solution conducts electricity better is depends on the number of ions produced by the species.…

Q: • What will be the bond order for Lizmolecule? What temperature Liz will form?

A: In chemistry, bond order, as introduced by Linus Pauling, is defined as the difference between the…

Q: An analytical chemist is titrating 175.9 mL of a 0.1800M solution of methylamine (CH,NH,) with a…

A:

Q: The rest mass of a proton is 1.0072704689 u and that of a neutron is 1.0086678612 u. The 1271…

A:

Q: 1) Calculate the density of freon -12 (CF2Cl2) at 20.3 oC and 1.195 atm. density = ___

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

Q: An 80-year-old woman was admitted with a diagnosis of hypertension, congestive heart failure,…

A:

Q: The Montreal and Kyoto Protocols are international treaties put into place to protect the…

A: Kyoto protocol was an international treaty concerning about global warming. And emission of green…

Q: A chemical reaction between salicylic acid and acetic anhydride produces aspirin. Which of the…

A: Write biproduct of the given reaction ---

Q: 6. Calculate the activation energy (E.) using these data: Temperature ("C) Rate constant, k (s)…

A: To calculate Activation energy , we would plot a graph using given temperature and rate constant…

Q: M %24 Identify each energy exchange as primarily heat or work, and determine whether the sign of the…

A: Work done on the system is denoted by positive sign while workdone by the system is denoted by…

Q: Phosphorus pentachloride decomposes according to the chemical equation PCI,(g) = PCl, (g) + Cl,(g)…

A:

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.