Explain the missing particle in the equation

Assignment Help Chemistry
Reference no: EM13492463

Identify the missing particle in the following equation: 238:92 U --> 4:2 He + ? a) 242:94 Pu b) 234:90 Th c) 242:90 Th d) 234:92 U E) None of these

Reference no: EM13492463

Questions Cloud

Find the internal resistance of the electromagnet : You have a small electromagnet that consumes 300 W from a residential circuit delivering 120 V at 60.0 Hz. find the internal resistance of the electromagnet
Explain how to measuring nuclear radioactivity : The curie (Ci) is a commonly used unit for measuring nuclear radioactivity: 1 curie of radiation is equal to 3.7 1010 decay events per second (the number of decay events from 1 g of radium in 1 s).
Explain the half-cell potential for the reduction of o2 : Given that the partial pressure of O2 in the atmosphere is 0.20 atm and the concentration of H3O+ is 2.0 x 10-6 M, determine the half-cell potential for the reduction of O2 according to the reaction: O2 + 4 H3O+ + 4 e- ? 6 H2O E° = 1.229 V
Evaluate the frequency of the photon emitted by a hydrogen : Calculate the frequency of the photon emitted by a hydrogen atom when its electron droops from the n=3 state to the n=1state
Explain the missing particle in the equation : Identify the missing particle in the following equation: 238:92 U --> 4:2 He + ? a) 242:94 Pu b) 234:90 Th c) 242:90 Th d) 234:92 U E) None of these
Explain dominant at physiological ph and formic acid : modify the 3 molecules so that they show the form that is dominant at physiological pH: formic acid, acetylsalicylic acid (aspirin), and citric acid
Explain what is the half-life of 45ca20 : The rate constant for decay of 45Ca20 is 4.233x10-3/day. What is the half-life of 45Ca20? a) 81.86 days b) 163.7 days c) 327.4 days d) 409.3 days e) none of these
Explain and complete molecular equations net ionic equations : Complete molecular equations, net ionic equations of Ba(OH)2+Nicl2, Nacl+AgN03, (NH4)2CO3+cacl2, Nicl2+NaOH
State what will happen if a small amount of sodium hydroxide : What will happen if a small amount of sodium hydroxide is added to a 0.1 M solution of ammonia. a) Kb for ammonia will increase b) Kb for ammonia will decrease

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate oxidation number of chlorine in perchloric acid

Calculate the oxidation number of the chlorine in perchloric acid, HClO4.

  State structure that corresponds to the molecular formula

Give the structure that corresponds to the following molecular formula and 1H NMR spectrum: C7H12Cl2: ? 1.07 (integral = 6203, s); ? 2.28 (integral = 1402, d, J = 6 Hz)

  Explain what is stray light

What is stray light. How does it affect the performance of the spectrometer? Can one minimize it in the design of a spectrometer.

  A line in the brackett series of hydrogen has a wavelength

the Brackett series of hydrogen has a wavelength of 2626 nm. From what state did the electron originate

  Alcohols such as cyclohexanol on the other hand do no

the use of phenols such as tert-butylcatechol as free-radical scavengers is based on the fact that phenolic hydrogens

  Explain what minimum concentration of na2so4 is required

which cation will precipitate first. What minimum concentration of Na2SO4 is required to cause the precipitation of the cation that precipitates first

  Compute the radius of a barium atom

The atoms in Barium metal are arranged in a body-centered cubic unit cell. Calculate the radius of a Barium atom if the density of barium is 3.5 g/cm3

  What is the numerical value for the equilibrium constant

at 800 ordmc keq 0.0100 for the following reaction2so2g o2g 2so3gwhat is the numerical value for the equilibrium

  Explain different 4-amino acid-long polypeptides

Using only the common 20 amino acids, how many differnt 4-amino acid-long polypeptides could be made?

  Explain three acid-base indicators - methyl prance

Given three acid-base indicators - methyl prance ( end point at pH 4 ) bromthymol blue ( end point at pH 7) , and phenolphthalein ( end point at pH 9) select a suitable indicator for the following titrations.

  Explain the ka for lactic acid

The Ka for lactic acid is 1.4x10^-4. What is the pH of this buffer after .10 mol of solid NaOH has been added?

  What is the oxidizing agent

The following questions are based on the following reaction, in which Cl has a -1 oxidation number in MnCl2. 4HCl + MnO2 --> Cl2 + 2H2O + MnCl2. What is the oxidizing agent?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd