Which of the atomic particles has t ; c/jp x7e :nybmljw9 gqdm(a.z uv5f05zm.;khe least mass?

  The mass of an atom 9r /uqhxg8ztn(f2 k9tis

  The hydrogen nucleus cfud m3h.hevkmd33txskns)0h6j/3 7v onsists of

  An atom's atomic number is determined by 8dbzd38vns0azhlc *3tz;i p3the number of

  An atom's mass number is determined by the numf d4kb7u*lv ,jo9 o(5xu, aldlber of

  If an atom's atomic number is given by Z, its atomic mass by A, i m g:xz)v+ ftdoj+9haqs1b09.bxt/cand its neutron numbxxh j9. acq++v9sfdb10 /bt toi:mz)ger by N, which of the following is correct?

  When a neutron is emitted from an unstable nucleus, the atr(+;0ggx:y3 jy1w ibeuy *w ck-ikx6qomic mass number of the nuc1re -xgy+ wb;yk*(igy u ki3 w0jx6qc:leus

  The number of protons in anjn9dqp9 tdpy40f s v95nk4 gd: atom is

  There is a limit to the size of a stable nucleudji.((yme7 1dj tuewn 39:uqv)uv zr1s because of

  Atoms with the same atomic number but with different numbers of neutrons are rxm* fpgj+9 0 .ibriwp o)0nr,tmj, -wieferredm*)i,9.i 0pp wm j+wfrgx0trbonij,- to as

  Isotopes of an element have nucb*;:, g .l nhewtqyp8skoh8 -hlei with

  The atomic mass unit is defined apn s7 .7;pk- urasm0.sffckc3 s

  Compared to the masses of its sepp nrd,zb0f*xi -5px5uarate protons and neutrons, the total mass of a stabpx f5-dzp * u5,in0rxble nucleus is always

  When nucleons join to form a stable nucleu6tefif.9 k4fz/i 4bbns, energy is

  The binding energy of a nucleus is contrmyrravvf4) / ilyp:x+7 q-vx+ ibuted to

  The binding energy per nuclenu.lw fo 5.jawyq42, kon is

  The binding energy p8hfph l.2 p9lmer nucleon

  Which of the following statements con0xh(pcyfgo7e ,m8 w b ,1qa.ujcerning the nuclear force is false?

  Compared to the electrostatic force, the v skwu 9 euw7p /yi3zg56kwd98nuclear force between adjacent protons in a nucleus 75 z8gukd y vi/3www 6keus9p9is

  Alpha rays can penetrat1i;+ousm oi39k1rgqq e

  Beta rays can penetrate ,zxnh80f/d 64 :;muzktddf zu

  Gamma rays can penetraohuv*wdm-d-vxw jixw 3+,- j,te

  An a particle is alsoji*4rya 54f *r--ucn9j jci rd known as

  A $b-$ particle is also known as

  A $b+$ particle is also known as

  A gamma ray is also kno(+i ;w6: goqyvnstm xve7a;:lwn as

  An alpha particle will be attract6 y( 5bmkdr,kzed to a

  Alpha particles have an atomic . a. 6lqd,srdgmass equal to

  When an alpha particle 2df8jw2 r5lj9 7pdogris emitted from an unstable nucleus, the atomic mass numberldwg95j8dj2 pr 2o f7r of the nucleus

  When an alpha particle is emitted from an unstable nucleus, the atomic numc5j6zdj ( q6y;e5lwj j0gfsy/ber of the nuc d; fqy5c(/0zej66g jjsw yj5lleus

  The expression (MX - MY - Ma) x 931.5 repre(w)q)oug6jkxokz 0c :0cp+ sosents

  In beta decay

  During $b+$ decay

  During $b-$ decay

  When a $b+$ particle is emitted from an unstable nucleus, the atomic number of the nucleus

  When a $b-$ particle is emitted from an unstable nucleus, the atomic number of the nucleus

  When a $b-$ particle is emitted from an unstable nucleus, the atomic mass number of the nucleus

  Which of the following is most nearly*g m75ywdl5bf the same as a gamma ray?

  When a gamma ray is emitted from an0zpq ;-z *yjgdqu +fsc1 3z+lr unstable nucleus,

  Which particle has the --0i3 b6kekdzba8ll1 * zvorfmost mass?

  In all three types of ramm-,r uhcq4 (zo.i i7ndioactive decay, what value is conserved in addition to electric charge, energy, am7.uq4 rhnom- zc i(,ind momentum?

  What happens to the half-life of a radioactive sub6(6gj ycp9hubx.vuvm 1yk (k: stance as it decays?

  In radioactive dating, carbon-14 is often used. Thiscs(s:dul vy- 9-rpnp 2d3tcc 8 nucleus emits a single beta particle when it decays. When this happens, the rep( c - c-lpv29ncd 3:s8ruysdtsulting nucleus is

  The type of detector that uses a magnetic field to curve chu c2g53qs3i ,/to. iup- gm 4+bnbkhkxarged particles is a

  The type of detector that uses liqu 7i0wjkvy*uto--l -nl id hydrogen is a

  Cloud chambers have been replaced by bgx; )ic, xd- g2ts 8bwp6k+jijmx1 ese;1v0q gubble chambers because

  An element with atomic mass number of 14 -qgmxv4f 0/ssand atomic number 6 has how many protons?xq40sgfs -mv/

  An element with atomic mass number of 14 and atomic number 6 has h:cxvki: 6rzf/x, o5jb ow many neutrojcvkz/,rx:6:5f b oi xns?

  The atomic number and mass number for calcium 39 are 20 and 39, respectgm9vyxn 81e f1zg 42ofively. How many nucleons are in 1fng9e18fovmgz4yx 2one atom?

  The atomic number and mass number for calcium 39 anm/ij2tz1 f9 ore 20 and 39, respectively. How many e2of/nmzit j91 lectrons are in one atom?

  The atomic number and mass number for calcium 39 are 20 ee1we8 ;+i6wgrr.fih -t biu /and 39, respectively. How many protons are in oefruehi6iw/e .1;rw- g 8 tbi+ne atom?

  The atomic number and mass u utiu)ss(2b6l s-n y/number for calcium 39 are 20 and 39, respectively. How many neutroni)ybnl-tsus (u 6/2s us are in one atom?

  In a 93 Nb nucleus, the number of protons, neutrons, and elepicby459k h rya*er.,ctrons is 41

  How many protons are there in the carbon-14 n 0j9l-iqbsv winw/76snpv1 9sucleus?

  If an element of atomic nyum,2be y o3aon *91lsumber 15 has an isotope of mass number 32,

  Calculate the binding energijwc 8 ; nck:w0lo)t3ny of $^4He$.

  How much energy is required to remove onelv4) m/pv,hrv proton from $^9Be$?

  An element with atomic number 88 goes throuc4obr/i *bz eakn7l)8 gh alpha decay. Its atomic number is/ beoczrla8kin* 47b) now

  An atom has 98 protons and 249oby9c+5: jxj(aky r2z nucleons. If it undergoes alpha decay, what are the number of protonsy2k:y za9br (jjc5xo+ and neutrons, respectively, in the daughter nucleus?

  A carbon-14 nucleus decays to a nitrogen-14 nex..oknz82sf1lmwe l(c 4,x9xs2vn k ucleus by beta decay. How much energy (in MeV) is released if carbon-14 has a mass of 14.003242 u and nitrogen-14 has a2kwxsl x89nvzkx (2fe1sl4o .,cme. n mass of 14.003074 u?

  An element with atomic nume0f rv3:n.txo 5f 3pmfber 6 undergoes $b-$ decay. Its atomic number is now

  If the half-life of a material is 45k2(utp c /;ha9tw9edf years, how much will be left after 100 years?; ft9dhw a9ku/ (2cept

  If $4.0 \times 10^{18} \; atoms$ decay with a half-life of 2.3 years, how many are remaining after 3.7 years?

  What is the probability that an atom0x 8doowie62y will decay this year if its half-life is 247 yearsyeix06w82 ood?

  A Thallium source was certi9w vtae/3ya3ntd ghb-3,1w c mfied at $10 \; \mu Ci$ ten years ago. What is its activity now if the half-life is 3.7 years?

  A radioactive sample has a half-life of 10 min. Wet(-lijdp7 pl1v tk* dx+)*vmhat fraction of the sample is left after ( d+l di-17tx*ep)p k vtjvl*m40 min?

  The half-life of radioactive iodine-137 is 8.0 days. H(tlsg 5thc (e.ow many iodine nuclei are necessary to p (es.t5 gt(lchroduce an activity of $1.0 \; \mu Ci$?

  A radioactive substance with a half-life of 3.0 days has an o1;d nav d)o4-eku ,b,g td;tninitial activity of 4 god,o)tdu;;n ,dt bkv1n-ea$0.24 \; Ci$. What is its activity after 6.0 days?

  The radioactivity due to carbon-14 measured in/z9mh+ jdx8l o: gz*ka a piece of a wooden casket from an ancient burial site was found to produce 20 counts per minute from a8*gz9mxal+kho djz :/ given sample, whereas the same amount of carbon from a piece of living wood produced 160 counts per minute. The half-life of carbon-14, a beta emitter, is 5730 years. Thus we would estimate the age of the artifact to be about

  How long would it tas+m;sl(q-s c64+f/ b wsglo ojke $4.0 \times 10^{20} \; atoms$ to decay to $1.0 \times 10^{19} \; atoms$ if their half-life was 14.7 years?

  How long will it take a xizxb82 z/t0 l$4.5 \; Ci$ sample of material to reach an activity level of $0.14 \; Ci$ if the half-life is 435 years?