Which one of the following statements is not true about the control rods used in nuclear reactors: a) they must absorb neutronsb) they must slow down neutrons to thermal speedsc) they must retain their shape at high temperaturesd) the length of rod in the reactor must be variable

Question

Which one of the following statements is not true about the control rods used in nuclear reactors: 

a) they must absorb neutrons
b) they must slow down neutrons to thermal speeds
c) they must retain their shape at high temperatures
d) the length of rod in the reactor must be variable

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

Nuclear Chemistry

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: Approximately how many half-lives must pass for the amount ofradioactivity in a substance to decreas...

A: Given, radioactivity of the substance decreases below 1% of its initial level. The initial percentag...

Q: Draw the reactions of propane with OH radical. Explain the role of hydrocarbons in the formation of ...

A: Click to see the answer

Q: For the reaction 2 C6H5COOH(s) + 15 O2(g) → 14 CO2(g) + 6 H2O(g), ΔrU⦵ = −772.7 kJ mol−1 at 298 K. C...

A: Click to see the answer

Q: How do I determine what the IUPAC name of this compound is? Both elements are Br

A: The given compound can be numbered to get the triple bond as least number is follows,

Q: Consider the equilibrium system described by the chemical reaction below. At equilibrium, a 2.0L rea...

A: The reaction given is  4 Fe (s) + 3 O2 -------> 2 Fe2O3 (s)  Given : Volume of vessel = 2.0 L And...

Q: Draw the major organic product(s) for chlorination of bromobenzene

A: Click to see the answer

Q: elements are made up of one type of atom and compounds are made up of multiple atoms bonded together...

A: According to the definition, a molecule is made up of multiple atoms bonded together. If a molecule ...

Q: Write the balanced NET ionic equation for the reaction when copper(II) sulfate and ammonium hydroxid...

A: Click to see the answer

Q: What is likely the cause of the radius measured being half the radius?

A: The distance from the nucleus to the farther most point where the electron density can be located in...

Q: Two solutions, A and B, are labeled "0.25 M CaCl2" and "0.45 M CaCl2", respectively. Both solutions ...

A: Solution A  Molarity = 0.25 M volume V1 = 25 mL = 0.025 L Solution B Molarity = 0.45 M volume = V2 (...

Q: ) Fill in the eight pi electrons for cyclooctatetraene. Is this electronic configurationaromatic or ...

A: The conditions that a molecule must follow to be an aromatic are shown below. The given compound mu...

Q: Calculate the fluoride ion concentration and pH of a solution that is 0.20 M in HF and 0.10 M in HCl...

A: Given: [HF] = 0.20 M [HCl] = 0.10 M

Q: 4- The pressure is raised on a water sample at zero °C from zero to 900 mmHg, what is the variation ...

A: If we decrease the temperature of water up to 0° at this condition water can be solid or liquid depe...

Q: Is adding a large quantity of nitrogen-rich amendments to your garden before you plant necessarily a...

A: In garden so many plants were there . plant need nitrogen fro synthesis of their amino acid,protein ...

Q: Show your all work

A: Resonance occurs only when there is something in conjugation. Conjugation occurs only there are alte...

Q: Balance the oxidation-reduction reactions that occur in basic solution using the half-reaction metho...

A: Click to see the answer

Q: A certain sample of a gas has a volume of 20.00 dm3 at 0 °C and 1.000 atm. A plot of the experimenta...

A: Laws that govern the physical parameters associated with a gas is known as the gas laws. One such im...

Q: When ethoxybenzene is treated with a mixture of nitric acid and sulfuric acid, two products are obta...

A: Click to see the answer

Q: A tank with 43.2 kg of water is leaking at a rate of 0.0135 kg/s. How many hours will it take ...

A: Given: Tank capacity = 4.32 kg Leaking rate = 0.0135 kg/s

Q: Please explain me this problems! Please don't reject this!! this is just HW problems.  I waited the ...

A: Hello. Since multiple questions have been posted, the first question shall be only solved in this ca...

Q: Draw the structural formula for each of the following:( In condensed formula and line angle) d. 3-pr...

A: Condensed formula: It is a way of representing the molecule in a simpler manner as bonds are not sho...

Q: If a solution of a weak base (0.1 M, pka = 9.72) is titrated to pH 8.0, what is the % of ionized spe...

A: The reaction is

Q: Gold is alloyed (mixed) with other metals to increase itshardness in making jewelry. (a) Consider a ...

A: (a) calculate the percentage of gold (by mass) in the jewelry,              

Q: 3. 1986 B Three volatile compounds X, Y, and Z each contain element Q. The percent by weight of elem...

A: a)  the vapour density of compound X =w/V= 3.53 g/L From ideal gas equation , P=750/760 = 0.9868 atm...

Q: A patient is prescribed 100 mg/day of antibiotic for 2 weeks . The antibioti...

A: Click to see the answer

Q: Does a phosphorus-carbon bond have a significant dipole moment?

A: we know that phosphorus electronegativity is 2.2  And carbon electronegativity is 2.6

Q: Determine the number of different kinds of protons in each compound. (a) 2,2-dimethylbutane (b) 2,3-...

A: a) The number of different kinds of protons in 2,2-dimethylbutane has to be determined The structure...

Q: What is the answer key to this?

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

Q: What is the formal charge on nitrogen in the anionic molecule (NO2)-?

A: Click to see the answer

Q: The osmotic pressure of a solution containing 7.0 g of insulin per liter is 23 torr at 25 °C. What i...

A: Osmotic pressure is related to molarity of the solution as follows: Here, M is molarity of a soluti...

Q: How would you convert ethanoic acid into benzene?

A: Given reaction,              Conversion of ethanoic acid into benzene.

Q: Write the Lewis structure for each molecule. CH4

A: Click to see the answer

Q: Technetium-99 has been used as a radiographic agent in bone scans (9943Tc is absorbed by bones). If ...

A: The half-life period is the time taken by one half of the radioactive substance to decay or disinteg...

Q: An intramuscular medication is given at 5.00 mg/kgmg/kg of body weight. What is the dose for a 170-l...

A: Click to see the answer

Q: A student completed Part C using a small sheet of aluminum metal (d = 2.70 g/cm³). The sheet had a m...

A: Given: The density of aluminum sheet: 2.70 g /cm3 Mass of aluminum sheet: 1.4648 g Length of aluminu...

Q: Please see question on attached picture. Thanks.

A: Click to see the answer

Q: For the listed solvents provide their structure in bond line notation, draw the overall polarity of ...

A: Click to see the answer

Q: Commercial aqueous nitric acid has a density of 1.42 g>mLand is 16 M. Calculate the percent HNO3 ...

A: Given, the density of a solution, d = 1.42 g/mL The molarity of a solution = 16 mol/L Now calculate ...

Q: How many moles of NO₂ would be produced from 4.5 mol of O₂ in the reaction below assuming the reacti...

A: Click to see the answer

Q: 1.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have...

A: Click to see the answer

Q: How many H2O molecules are there in a snowflake weighing 1 mg?

A: Click to see the answer

Q: How many boron atoms are there in 2.00 g of boron?

A: Click to see the answer

Q: Draw the structural formula for each of the following: (In condensed formula and line angle)Ethera. ...

A: Click to see the answer