Which of the atomic particlespzyeky,3 m i: ez(a,/m has the least mass?

  The mass of an atom ishpk-6nw(h0 nx

  The hydrogen nucleus .7h0v t x:8 rz(alfdkvconsists of

  An atom's atomic number is determiu-l+pe2h6 v r,1 ko. nvjbkf(qned by the number of

  An atom's mass number t;m)enq rg*sq43xt( nis determined by the number of

  If an atom's atomic numte1yr1 ng-x 6rber is given by Z, its atomic mass by A, and its neutron number r-ny1 1xerg6 tby N, which of the following is correct?

  When a neutron is emittw vce23 uckf455xh6b4xqri -sed from an unstable nucleus, the atomic mass number of the43q2hrw5f ckxv -6xie 4s buc5 nucleus

  The number of protons in an atom i;sn 1hzk ktg,4 9rr3rhs

  There is a limit to the size of a stable nucleus6kyl6w4)xbgg2i)s s d because of

  Atoms with the same atomic number but withcam +nu.lwmlc*zckv )7 1( +tr different numbers of neutrons are referred +lr.tcl)wmkmvn uacz+7c1 *(to as

  Isotopes of an element have nuclei w5/ ;burckr b(fith

  The atomic mass unit imq cpwj(y g31jr;5+nis defined as

  Compared to the masses of its separate protons and neutrons, the total hr8i, ;wfbak5 mass of a stable 5 kfa8r;h,bwi nucleus is always

  When nucleons join to form a stable rwrz:ed(owz1tw +94m nucleus, energy is

  The binding energy of a nucl1nd 4,* e8eehpe qsqh2eus is contributed to

  The binding energy per +npr3z+haxd5zj d *7inucleon is

  The binding energy per nucleb ne ,fqm-fdl j1);dc4( x-mjnon

  Which of the following statements concerning the nuclear force0 lw. 8pzbkokjy:+8mq is false?

  Compared to the electrohim89.z ,h6 am* usps*stzty2static force, the nuclear force between adjacent protons in a nucleus ih hz2.szuy sm6 98p*is,*ttams

  Alpha rays can penetra1 / jepp1z8 yza:ojxs)te

  Beta rays can penetrate1bsnq-9gf j i/

  Gamma rays can penetrz oy )ykhkwk.+8ru.34 z-gl ivate

  An a particle is also kbk8/:+*pmy:bf gy9 kq1 ogs jynown as

  A $b-$ particle is also known as

  A $b+$ particle is also known as

  A gamma ray is also knmv7l(d- pvas-/r7d7q08hq l ktovgb 3q*pm h/own as

  An alpha particle will be s)gpu06hkzg3za /6bu acs6f4attracted to a

  Alpha particles have an atomic massi4j flcn+mrl 4w)e3k6sc;y t vf1k31f equal to

  When an alpha particle is emitted from an unstable nucleus, the atomic mai -yd-k u.el csgj,8a;ss number of the; k-8 ui.yd,jlg-ae sc nucleus

  When an alpha particle is emd/ih i2*nqz luov8* w9itted from an unstable nucleus, the atomic number of the nucleduw/9oz*2n vih 8*ql ius

  The expression (MX -ccs,a;hzu8, ocno/ *l MY - Ma) x 931.5 represents

  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 followinct4 c;92h np(l d.o-pvqd z(scg is most nearly the same as a gamma ray?

  When a gamma ray is emitted frodn /m;vlo+w5 ga-bfkc02 0yo cm an unstable nucleus,

  Which particle has the mo n/,,b+jqp-ytla3y* i p,rodnst mass?

  In all three types of radioactive decay, what value is conskucyh9p(g : . r2ieng ;k/) u2wyb5isxerved in addition to /ky 5hi9rbu:;(ync xiugg )p2kw .e 2selectric charge, energy, and momentum?

  What happens to the half-life of a radioact+ zrq2 y8tdan+ive substance as it decays?

  In radioactive dating, carbon-14 is often used. T2zlt 3pftfc +kn520. x*sjgl:(cfzr fhis nucleus emits a single beta particle when it de2cfzttf z 3 npjlg2k0(f+*xf5:s. clr cays. When this happens, the resulting nucleus is

  The type of detectorqu9mw*t+4xzy(q/r5i 6eenad that uses a magnetic field to curve charged particles is a

  The type of detector that uses liquid hydrogen is a gea9.g;x 1c6nswf 9mg

  Cloud chambers have been replaced by bubble chamb/b.24 galt3swz k+funers because

  An element with atomic mass number of 14 and atomi*: 86t0fvei,je tszd jc number 6 has how many proton*6 jfjtt0vsdi, e8ze: s?

  An element with atomic mass number of 14 and atomic number 6 ha hvpl(po0.f7b rp(0uts how many neutrons00 pu(lv bhpp(ftr7o.?

  The atomic number and mass number forv6w- cn l58csi calcium 39 are 20 and 39, respectively. How manc6w5 l-in8vs cy nucleons are in one atom?

  The atomic number andjl edv vbiuu(r 2t 4ba:7(yy62 mass number for calcium 39 are 20 and 39, respectively. How ma d:bui v2(atbr(v2ue6l 7 4yjyny electrons are in one atom?

  The atomic number and mass number for r.n( 0xdu0l z1o/+z0bbnm msd calcium 39 are 20 and 39, respectively. How many protons are in one atom +db bsnxrm 0o1.zun/ldmz(00?

  The atomic number and mass number for calcium 39 are 20 and 39, respectivelyoy reo jf 1vx)f :))61t0 ay-zzzem- xr)wdiy6. Howz6rz)wx ziy m)v-j oy)ox0ey:tfr-ad1 )ef6 1 many neutrons are in one atom?

  In a 93 Nb nucleus, the number of protons, neut9+ zmxd3ljv5pc,t 8qrp,0sym rons, and electrons is 41

  How many protons are there in the carbt); sns sg+c wse-jz8.wt97vcrp19 +mrik2 zron-14 nucleus?

  If an element of atomic number 15 has an isoto izns7s2dzd*yh 43u(u pe of mass number 32,

  Calculate the binding energy os zjt;ftsv.-eg h1m8xeht hk5/iyd*yiv- 56*f $^4He$.

  How much energy is reqkad -ee8 )n3 mcen 7)giblu1c1uired to remove one proton from $^9Be$?

  An element with atomic number xs/d-d.la /p6*dl gzn 88 goes through alpha decay. Its atomic number is n* n/6dg ll.a-p/z xdsdow

  An atom has 98 protons and ,x3dj ;uw 9lul249 nucleons. If it undergoes alpha decay, what are the number of protons and neutrons, respectu l 3d9xljw;,uively, in the daughter nucleus?

  A carbon-14 nucleus d5cyc 9qe;b4v*/ azkjmecays to a nitrogen-14 nucleus by beta decay. How much energy (in MeV) is released if carbon-14 has a mass of 14.003242 u and94m5by kv*cc e;j /zqa nitrogen-14 has a mass of 14.003074 u?

  An element with atomic number 6 underg*u;b si/ mp;oqf(kpwl.17wgxm u vg 5.oes $b-$ decay. Its atomic number is now

  If the half-life of a material is 45 */ts3a(a(pg4o.e,l;rympfih ks1 y(td dx .k years, how much will be left after 100 years? ;dt a .f*l(ypo1(e pitgs/mxk(a.43dksry,h

  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 anwg)3rto*3i1woda 4(vxdh byo3u-st )+ wvb/tom will decay this year if its half-life is 247 ra+x onvt-w( dt)1i3ogbs*/dy 3h4w ubow )v3years?

  A Thallium source was certified at8 +(yb 1+) fbzwczjbdh $10 \; \mu Ci$ ten years ago. What is its activity now if the half-life is 3.7 years?

  A radioactive sample has a hyl ao4n4y l29malf-life of 10 min. What fraction of the sample is left amyayl9 424 lonfter 40 min?

  The half-life of radioactive iodine-137 is 8.0 days. How many +z.t( e/ ;rjel(jgx pgiodine nuclei are necessary to produce an activity of(g/ (je+.etj pgrlzx; $1.0 \; \mu Ci$?

  A radioactive substancjo q6e6zzgh( i 7knzjemh7nw)(5 * )kge with a half-life of 3.0 days has an initial activity of m) z)e(n7newh kzk( *giz67q56jjogh$0.24 \; Ci$. What is its activity after 6.0 days?

  The radioactivity due to carbon-14 measured in a piecm0b:9; tnaqa ae of a wooden casket from an ancient burial site was found to produce 20 countabq am t;na:09s per minute from a 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 takefobukmp -usip84+ y+z)e(9 s5lgva/t $4.0 \times 10^{20} \; atoms$ to decay to $1.0 \times 10^{19} \; atoms$ if their half-life was 14.7 years?

  How long will it take a: ppqbs0p w9x2 $4.5 \; Ci$ sample of material to reach an activity level of $0.14 \; Ci$ if the half-life is 435 years?