User Account

All Pages

State balanced nuclear reaction for the decay of iodine-131

Assignment Help Chemistry
Reference no: EM13545094

Iodine-131 is used to treat thyroid cancer. It decays by betaemission and has a half-life of 8.1 days.

a) Write a balanced nuclear reaction for the decay of iodine-131.

b) What is the activity ( in Ci) of a 2.5-mg sample of the isotope?

Reference no: EM13545094

Questions Cloud

What is the magnitude of its angular deceleration : A centrifuge is a common laboratory instrument that separates components of differing densities in solution. what is the magnitude of its angular deceleration
Find out the density and atomic radius of tungsten : Determine the density and atomic radius of tungsten (W) if it crystallizes in a face centered cubic arrangement with cell edge 399 pm.
Compute how many revolutions does the drill bit make : Three identical uniform meter sticks are placed on the floor. The first stick lies along the y axis from y = 0.320 m to y = 1.32 m. How many revolutions does the drill bit make as it comes up to speed
Calculate the focal length of the mirror : A woman holds a tube of lipstick 3.5 cm from a spherical mirror and notices that the image of the tube is upright and one third its normal size. (a) Determine the position of the image. Is it in front of or behind the mirror? (Use a negative number b..
State balanced nuclear reaction for the decay of iodine-131 : Iodine-131 is used to treat thyroid cancer. It decays by betaemission and has a half-life of 8.1 days. Write a balanced nuclear reaction for the decay of iodine-131.
Estimate what is the tension on the wire : A 1 m long wire, fixed at both ends, is supporting a standing wave with 3 anti-nodes, and a frequency of 500 Hz. what is the tension on the wire
Assume blood has the same specific heat as water : Blood can carry excess heat from the interior to the surface of the body, where the heat is transferred to the outside environment. If 0.280kg of blood at a temperature of 37.0C flows to the surface and loses 1800J of heat, what is the temperature of..
Determine at what rate is the current in it changing : A 4.8 toroidal inductor has 110 identical equally spaced coils. If it carries an 12.0 current, how much magnetic flux passes through each of its coils, at what rate is the current in it changing
What percentage does the density of a bowling ball change : By what percentage does the density of a bowling ball change (assuming it is a uniform sphere) when it is taken from room temperature (68F ) into the cold night air in Nome, Alaska (-40F ). Assume the ball is made out of a material that has a linear ..

Reviews

Write a Review

Chemistry Questions & Answers

  Define compound set has the highest and lowest boiling point

Which compound of each set has the highest and lowest boiling point? Decribe the factors that mitigate these values. A) CH4, CH3CH3, CH3CH2CH3, CH3CH2CH2CH3 B) CH3Cl, CH2Cl2, CHCl3, CCl4

  What is the molarity of the solution formed

what is the molarity of the solution formed by mixing 0.20 mol of sodium hydroxide with enough water to make 150 ml of solution

  What mass of liquid water condenses inside the bottle

The bottle is then brought outside and stored at 0.0°C. (a) What mass of liquid water condenses inside the bottle?

  Compute the binding energy of electrons

the maximum velocity of the ejected electrons is 3.45 multiplied by 105 m/s. Calculate the binding energy of electrons to the magnesium surface.

  Compute the amount of monosodium phosphate

Using the Henderson Hasselbalch equation, calculate the amount of monosodium phosphate (NaH2PO4, MW=120.01 g/mol) and disodium phosphate (Na2HPO4, MW=141.96 g/mol) required to prepare 100.mL of a 200. mM phosphate bugger of pH 6.5

  Calculate kc

When 0.0172 mol HI is heated to 500 K in a 2 L sealed container, the resulting equilibrium mixture contains 1.9 g of HI. Calculate Kc for the decomposition reaction 2HI(g) *) H2(g) + I2(g) .

  Define the reaction spontaneous under standard conditions

In each case indicate whether the reaction is spontaneous at 298 K under standard conditions. P4O10(s) + 16H2(g) -> 4PH3(g) + 10H2O(g) Gibbs free energy for P4O10(s) is -2675.2 kJ/mol Gibbs free energy for PH3(g) is 13.4 kJ/mol Gibbs free energy f..

  Explain hydration of alkynes

Hydration of alkynes (via oxymercuration) gives good yields of single compounds only with symmetrical or terminal alkynes. Draw the major organic product(s) formed

  Explain what is the molarity of a formic acid solution

Formic acid (HCO2H, Ka=1.8X10^-4) is the principal component in the venom of stinging ants. What is the molarity of a formic acid solution if 25.00 mL of the formic acid solution requires 29.80 mL of 0.0567 M NaOH to reach the equivalence point

  Explain how many moles of reactants and products finished

The reaction of methane and water is a way to prepare hydrogen according to CH4 (g) + H2O = Co2 (g) + H2 (g) a) If 995 g of CH4 reacts with 2510 g of water, how many moles of reactants and products are there when the reaction is finished

  What is the molarity of the acid solution

Volume of acid (HCl) used= 14.1 mL ;Volume of base (NaOH) used= 22.4 mL; Molarity of standard base (NaOH)= 0.20 M What is the molarity of the acid solution?

  T 333 milliliters of a 0120 molar pbno32 solution 0667

to 333 milliliters of a 0.120 molar pbno32 solution 0.667 milliliteres of 0.435 molar kio3 is added. calculate the

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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