Explain how much energy in joules is lost or gained

Assignment Help Chemistry
Reference no: EM13266090

How much energy in joules is lost or gained when one mole of 90Y with a mass of 89.907152 amu undergoes beta decay to produce 90Zr with a mass of 89.904703 amu? (Mass of an electron = 0.00054858 amu) **90 is the mass number

1.710 × 1014 J

2.204 × 1011 J

1.710 × 1011 J

5.701 × 102 J

Reference no: EM13266090

Questions Cloud

Evaluate the equilibrium constant for n2(g) : The Haber process is used in industry to produce ammonia from N2 and H2. A reactor contains NH3, N2, and H2 at equilibrium at 1000 K. The concentration of NH3 is 0.102 moles/liter, N2 is 1.03 moles/liter, and H2 is 1.62 moles/liter. Calculate the ..
Compute the market value of the bonds : Sincere Stationary Corporation needs to raise $500,000 to improve its manufacturing plant. It has decided to issue a $1,000 par value bond with a 14 percent annual couppn rate and a 10-year mautrity. The investors require a 9 percent rate of retur..
What must be the regulator input voltage for regulator : If an individual needs a positive voltage other than 5 V, what voltage regulator would you recommend. What must be the regulator input voltage for this voltage regulator to operate properly.
What are the barriers to control success : What are the keys to successful control, and what are the barriers to control success.
Explain how much energy in joules is lost or gained : How much energy in joules is lost or gained when one mole of 90Y with a mass of 89.907152 amu undergoes beta decay to produce 90Zr with a mass of 89.904703 amu
Calculate the momenta of the cars before the collision : A car with a mass of 1500 kg is traveking directly east at a slow speed of 1.20 mph and eleastically with a smaller car of mass of 1275 kg, Calculate the momenta of the cars before the collision
Find total charge qt stored by parallel connected capacitor : Three series-connected capacitors, C1, C2 and C3, with capacitances 10uF, 15uF and 27uF respectively, are connected in parallel with a 15uF capacitor and a 150V DC source. Calculate: a) Equivalent capacitance of the circuit
What is the angular speed of the wheel and clay : A potters wheel is a disk of mass 3.50kg and radius .450m and is spinning freely around a vertical axis through its center with an angular speed of 14.0rad/s. what is the angular speed of the wheel+clay
Explain what is the concentration of ca2 in the solution : Solid hydroxylapatite is dissolved in water to form a saturated solution. What is the concentration of Ca2 in this solution if [OH-] is somehow fixed at 4.90 × 10-6 M

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the concentration in the units of molality

A solution is made witmlh 20.2ml of CH3OH ( density= 0.782g/ml), dissolved in 100.ml of water (density = 1.00 g/ml). Calculate the concentration in the units of:

  What is the pressure in atmospheres

If the temperature in the chamber is 103 °C after the charge is ignited, what is the pressure, in atmospheres, behind the cannonball when the gunpowder goes off?

  Explain the density of the air in the room

The Density of the air in the room is 1.19g/L. what is the mass, in Kg of the air in a room that measures 14.5ft x 16.5ft x 8.0ft?

  Compute the ph at the equivalence point for titrating

Calculate the ph at the equivalence point for titrating 0.170 solutions of each of the following bases with 0.170 M HBr.

  Explain what is the concentration of the ag+

AgCl precipitates first. What is the concentration of the Ag+ remaining in solution when CuCl begins to precipitate? For AgCl, pKsp = 9.74. and for CuCl, pKsp = 6.76.

  State what is the synthesis for simple organic precursors

What is the synthesis for the following compunds from simple organic precursors? Important Using original syntheses, not from published works.

  What is the molarity of chloride ion

A solution is prepared by adding 1.10 g of solid rm NaCl to 50.0 mL of 0.100 M {CaCl_2}. What is the molarity of chloride ion in the final solution? Assume that the volume of the final solution is 50.0 mL.

  Explain what is the henry''s law constant for the gas

What is the Henry's law constant for the gas if the partial pressure of the gas in air is .0088 atm?

  Describe why addin eletcrons to a bonding orbital leads

explain why addin eletcrons to a bonding orbital leads to bonding of an atom, in terms of electron distribution

  How many moles of argon does this tank contain

a sample of argon is at a pressure of 1.24*10^4 kPa of 24 degrees c in a rigid 25-L tank. How many moles of argon does this tank contain?

  What is the molecular formula of a gas

What is the molecular formula of a gas that has a density of 1.88 g/L at STP? this is not the actual numbers but it would be nice to know how to do this.

  Calculate the change in enthaply

A calorimetry experiment determined that the combustion of 1.01 g of H2 reacting with excess O2 producing H2O gave q=143 kJ. Calculate the change in enthaply.

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