on Mars? < Prev. 47 of 50 acer

Q: Write a balanced nuclear reaction for the decay of tin-127 by beta particle

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Q: X bA uranium-235 nucleus decays b 101 Chem 101 x X app.101edu.co Submit Question 21 of 42 A sample…

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter,…

Q: a magnesium atom loses 2 electrons to achieve stability and a magnesium ion is obtained: a-translate…

A: A process in which the valence electron(s) of an atom removes and converts the atom into an ion is…

Q: CH3 HI CH;CH-O-CH2- -CH2CH3 43 + 44 + 45 excess, Д ČH3 CH3

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Q: 1. If you have 36 moles of R, how many moles of F3R2 wvill be produced? moles 3 FAD2 +2 R F3R2 +2 Ad

A: This question can be solved using law of equal proportions.

Q: Uranium-238 (238.050 787 0 u) is struck by a neutron (1.008 664 915 88 u) which causes it to undergo…

A: 92U238 + 0n1 = 56Ba138 + 36Kr94 + 3 0n1  Mass defect =…

Q: How long (in hours) would it take to disintegrate 3.17 × 1017 atoms from a 12.0-mCi (millicurie)…

A: Activity = 12.0 mCi = 12 * 10-3 Ci

Q: (Q100) The diameter of a titanium-46 nuclide is 7.214 fm (1 fm = 10-15). Given that the mass of…

A: The density of a compound can be determined by the ratio between the mass of the compound to its…

Q: Draw atomic depictions for(a) ²⁰⁷₈₂Pb; (b) ⁹₄Be; (c) ⁷⁵₃₃As

A: (a) The atomic depiction for ²⁰⁷₈₂Pb can be drawn as follows, Atomic number = Number of protons =…

Q: Write balanced equations for the decays of 11C and 15O, both of which are used in positron emission…

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Q: che age of

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Q: Write the balanced nuclear equation for the beta decay of the radioactive isotope Si-31.

A: The beta decay of the radioactive isotope 31Si is as follows

Q: uèstion 8 How much energy will be released by the reaction of 1 gram of-PU by the following…

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Q: when it died. How much remains after 5 half lives

A: As we know, Radioactivity follows first order kinetics. So, after nth half life time , amount(A)…

Q: Calculate the mean free path for the two isotopes of hydrogen for a thermal neutron. Use 1.11g/cm3…

A: Answer is given below

Q: Write a nuclear equation for the type of decay each of these unstable isotopes is most likely to…

A: Aluminium-34 undergoes beta decay and Uranium-228 undergoes alpha emissions.

Q: What percentage of 145X (t1/2 = 768.7 h) would remain after 505.4 hours. Use the formula with 0.693…

A: Use first order kinetics formula to get the answer  Remaining percent=64.93%

Q: A certain drug has a half-life in the body of 3.0 h. Suppose a patient takes one 250. mg pill at…

A: Given , mass of pill = 250 mg half life of drug = 3.0 h

Q: Calculate the mass of a proton( 1.67 X10-27 Kg) IN MeV/C2?

A: Given information,         Mass of proton is 1.67 X10-27 Kg

Q: Choose the correct option to complete the blank in the following sentence: The radical chlorine atom…

A: Chlorofluorocarbons (CFCs) are the chemicals which are generally used in refrigerators  CFCs are…

Q: A human skeleton excavated from an ancient burial ground is found to contain only 0.27% as much…

A: Given,  A human skeleton excavated from an ancient burial ground is found to contain only 0.27% as…

Q: lonization radiation usually affects molecules in human cells like: glucose water DNA lipids

A: Is a radiation with enough energy to alter an atom . It is a human carcinogen

Q: Calculate volume of solution in mL required to dissolve 12.4 g LiBr with a molarity of 6.14 M

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Q: All of the following are extended coverage perils under an HO-2, EXCEPT:    A: Burglar damage.

A: All of the following are extended coverage perils under an HO-2, EXCEPT Burglar damage .burglary is…

Q: A sample initially weighs 48 g. How much would remain after 3 half-lives?

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Q: Substances like sodium chloride that (A) in water and conduct an (B) are called (C). Substances like…

A: Electrolyte is defined as a substance that dissociates into ions when present in a solution whereas…

Q: Why is Helium an anomaly on the binding energy curve?

A: The helium anomaly on the binding energy curve is due to the difference of mass of nucleus and the…

Q: What is the mass in grams of ^16O with 15.995 u ?

A: Unified mass unit:- Theu unified mass unit (u) is a unit of atomic and molecular masses. It is…

Q: Use Einstein’s equation, the mass in grams of 1 amu, andthe relation between electron volts and…

A: Given: Mass difference, ∆m = 1amu Energy equivalent of a mass difference of 1amu is calculated as…

Q: assume that r max is 1.0 and the carrying capacity is 2,000. calculate the population growth rate…

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Q: Sodium24, which is used to locate blood clots in the human circulatory system, has a halflife of…

A: Consider the given information is as follows; Order of the reaction = 1 (as radioactive decay)…

Q: The autoionization of water can be expressed with the following balanced chemical equation: 2H₂O (1)…

A: Answer: In this question Standard Gibbs free energy change is given to us and we have to find out…

Q: Direction: Complete the following equations. 238 U → 23490 Th +-_He 226 Ra → 222 Th +-_a 1. 2. 3.…

A: Since you have posted a question with multiple sub-parts,we will solve first three sub-parts for…

Q: The Cl isotope is a radioactive isotope that emits beta radiation and has a half-life of 40 minutes.…

A: Amount of sample left after 80 minutes (2 half lives) can be calculated as: A=Ao2n=0.4022=0.10 moles…

Q: What are the emission rates of formaldehyde from smoking?

A: What are the emission rates of formaldehyde from smoking?

Q: The mass, m grams, of a burning candle it hours after it was lit up, its scisfies the DE dm dt…

A: Kinetics of reaction

Q: Help determine the General Equations and Purpose of the Test 1. Reaction of acid with ROH 2. Chromic…

A: According to Q&amp;A guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of…

Q: Plutonium-238 is used in spacecraft to provide heat to power generators. One of these generators…

A: Initial amount of plutonium -238 = 765 gHalf life = 87.7 yearsTime = 350.0 years

Q: 4He 4.00260 3H 3.01605 1.00783

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Q: A medical technician is working with the four samples of radionuclides listed in the table below.…

A: If t is the time required to reach the concentration N from an initial concentration N0, and t1/2 is…

Q: What is the decreasing order of stability for the following species? I | > || > ||| > |V IV > ||| >…

A: Asking the stability order

Q: Is-N(CH3)2 an o/p- or a m-directing agent during SEAR? Draw the o- and m- resonance structures to…

A: In electrophilic aromatic substitution reaction an atom that is attached to an aromatic system is…

Q: In an alpha particle (42He) scattering experiment, using a thin gold (19779Au) foil, the initial…

A: Given,  kinetic energy = 2.0MeV

Q: Explain the derivation of the calculation formula for AV of the two-stage rocket.

A: We have to prove: The derivation of the formula ∆V of two-stage rocket.

Q: Balance out the following chemical reaction: K3PO4 + Mg3(PO4)2 + KCI MgC12 --> O 2:3: 1:6 O 1:1:1:1…

A: Since you have posted multiple independent questions in the same request, we will solve the first…

Q: In the 1950s, radioactive material was spread over the landfrom aboveground nuclear tests. A woman…

A: Nuclear reactions:- These are those reactions which never ends. Therefore, these follow first order…

Q: The COVID-19 pandemic forced many people to work from home for extended periods. During these…

A: Smog is air pollution that reduces visibility. The term "smog" describe a mix of smoke and fog. The…

Q: QUESTION 23 231Thg0 14. 235U92 [a].

A: We have to predict what stands for a here.