Which of the atomic xy5 :)tkwmpdnt 1b,i,+ r7fsn particles has the least mass?

  The mass of an atom is*w73j r vsh gw8nxw47, .jortw

  The hydrogen nucleus consi+bl8e, ly hhokm8ze*h 9 d6w-ssts of

  An atom's atomic number is dete 80v gg.jr;nqwb0j)q fhxcr(*rmined by the number of

  An atom's mass number is determined by the number jmv 4 lv9utdx)p2i7fw-y ,+-xrmz tr0of

  If an atom's atomic f1vh2y xf /8ok8r3j vnnumber is given by Z, its atomic mass by A, and its neutron number by N, wnx o8j2h83 ffkv/vy1 rhich of the following is correct?

  When a neutron is emitted from an unstable nucleus, the atomic ma .a swz0vl298 p m.zrge6g5uwpss number of the nucleusuv2r6s .leam5 zwgw8pgz p0 .9

  The number of protons in an agr0 l/x1c ey9mtom is

  There is a limit to the size of a sta4 ifthye6f/0h xe;ch3 ble nucleus because of

  Atoms with the same atomic number but with different numbers of neutrons *hf+k tt3dzg:e;1; ijec vx fe,+g* ddare referred to as dc ff; :gz ;etjkd1d+e*h,3v *gxite+

  Isotopes of an element have1s4b-hsz5p pj z/d 9fm nuclei with

  The atomic mass unit is de,0,yvb-,bigm n janea cw u1:1fined as

  Compared to the masses of its separate protons and neutrons, the total m8gc1w +cibuoeo0,8 cvass of a stable nuclgcv8u1,ic +b8 oeco0w eus is always

  When nucleons join to form a stablew) n3/k p laee , yop8bqsw.,qdpa2/h1 nucleus, energy is

  The binding energy of arakc ,e+3ah7u fia3xbswe:3n ;nqe) * nucleus is contributed to

  The binding energy pern -u,pw3zbps+peh m.5 nucleon is

  The binding energy per t y vr /n:tga9d-c5(c3bsmlf1nucleon

  Which of the following statemer2:mrt r93 roznts concerning the nuclear force is false?

  Compared to the electrostatic force, the nuclear force between adjacent protons ogmqd1k8 v;syy;/0nf in a nucleus yko8;snmd; v/y0qf1g is

  Alpha rays can penetrate q6vi3:2bsz0wpyqm/ s

  Beta rays can penetratex8i(m r 0sl p7eo;vkr6

  Gamma rays can penetrar,hr /lp/a-)argr :b cte

  An a particle is also know5xo,tm )vnz5un as

  A $b-$ particle is also known as

  A $b+$ particle is also known as

  A gamma ray is also knownj,y-i dwkm n:sj5 7ak9 as

  An alpha particle will be attracted to 057dde;shk goq0kd+ a a

  Alpha particles have an atomic mass equalmn u7yqedzlix16 a/xy l,k h3+;3w bj) i0spp2 to

  When an alpha particle is emitted from an unstable nucleus, b)/ zz;na(npqc :uf.z the atomic mass number of the nuclfz( ;p.q: )nu/nabzz ceus

  When an alpha particle i32 abxcbbml.7s emitted from an unstable nucleus, the atomic number of the .2lbcxa bm3b7nucleus

  The expression (MX - MY - Ma) x 931.5 reprelbrs)a7k6yqg*i g 5j .sents

  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 followie+aonwxy5ru85n koj3 8 /f+i qng is most nearly the same as a gamma ray?

  When a gamma ray is emitttd hkk z2hr)wct 1h6thp +4v70ed from an unstable nucleus,

  Which particle has the mos.; wg2+ md3qre-3k *du8ohscfv o nl;st mass?

  In all three types of radioactive decay, what vav)zpa/mppjc zy 2+kuw-,x,h,vq9 rv 8 lue is conserved in addition to electric charge, energy, and mozz9p,-8+h2j wp )cu,v,q m yp/kxrvavmentum?

  What happens to the half-life of a radioactivefakdo i:3 b/mi(-h hz/gqq1: y substance as it decays?

  In radioactive dating, carbon-14 is often used. This nucleus emits a a0h m-;jo aiu1single beta particle when it decays. When this happens, the 0 -;1a oijmuharesulting nucleus is

  The type of detector that uses a magnetic field to cur.e wft1;x(ti kve charged particles is a

  The type of detector tha bo 5 c(fvachu tqp0we77uq;c(6mpd2ykf : +i8t uses liquid hydrogen is a

  Cloud chambers have been replacpnp2l-h p:ot4ol/v n5ed by bubble chambers because

  An element with atomic mass number of 14 and atomic number 6 has h463no6:o52ik 9ry l cj pj4tbtmuil 8wow many protons?n98 3 o5 k u6m itllowy:2r4ij4pbtcj6

  An element with atomic mass number of 14 and atomic number 6 ha8jc wtnab xf. ,9ct9g/5qkv4zs how many neutrons9fbac nvz 8/q9t cj5gw,4x.kt?

  The atomic number and mass number for calcium 39 are 20 ad5;yil(3/q2nk yp*j w nx/rtnnd 39, respectively. How many dwyxk5 ;yn/n2i n3 /l*qrtj(p nucleons are in one atom?

  The atomic number and mass numbgz;tq 8smf on +nu40z*er for calcium 39 are 20 and 39, respectively. How n8msfn * u40qt ogzz+;many electrons are in one atom?

  The atomic number and mass number for calcium 39 are 20 and 39, regti oz s1ge+v3cy(8s. spectively. How many protons are in v(sc+3gy.8 1 eogszt ione atom?

  The atomic number and mass number for calcium 39 are 20 and 39, o4vy* y jhm7t;respectively. How many neutrhoyjy* v ;tm74ons are in one atom?

  In a 93 Nb nucleus, the num6ffrgmc v6y5d;- s fgtc06 y;xber of protons, neutrons, and electrons is 41

  How many protons are thofd, 9tzzn )noytbg7a7:h6y9ere in the carbon-14 nucleus?

  If an element of atomic,bwmc.+m6jz+ miez8c k, ,0vhxpi0 lq number 15 has an isotope of mass number 32,

  Calculate the binding energy jo-xa7 el isj1.jer25 of $^4He$.

  How much energy is required to remove one proz*u gi+m)m4jp xg0mmlcn / k2l3y lb(c 11pzy*ton from $^9Be$?

  An element with atomic number 88 goes through alpha decay. Its atomic nux86pyjn( vpay r*x *h5 7p)qnomber is nown5*8yha py7x jxpn*vrp 6)(qo

  An atom has 98 protons and 249 nucleons. If it undergoes alpha decay, what wysoe) )x2te7 are the number of protons and neutrons, respectively, in the7se ow2et) )xy daughter nucleus?

  A carbon-14 nucleus decays to a nitrogen-14 nucleus by beb.dpq,d lf+cm z x 6xc5lxq8+1ta decay. How much energy (in MeV) is released if carbon-14 has a mass of 14.003242 u and nitrogen-14 has.zp6 b+8cmf,l+lqq 15xxd xcd a mass of 14.003074 u?

  An element with atomic number 6 umay)mllvsp: vrwqgij96 (,lp(bo(6( 0y.y w y ndergoes $b-$ decay. Its atomic number is now

  If the half-life of a material is 45 years, how much wilpwn)ucckz19 l6.ph6d l be left after 100 yearszcnu9. lkd66c) phw 1p?

  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 atom will decay this year if its half-life is 8a6-j:xv7su +bcaf (-drx zbd 247 yeaad :6 -c au+(zsb7fxbr- xjd8vrs?

  A Thallium source was ceri y9bf, dozwhc67f)1gtified 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/ti;v4 twmxw 1 min. What fraction of the sample is le4wttm wvx1;/ift after 40 min?

  The half-life of radioacs9 xd ny/f)opo;+j1gwtive iodine-137 is 8.0 days. How many iodine nuclei are necessary to produce an activity d jp)1/fxowy9+gn; os of $1.0 \; \mu Ci$?

  A radioactive substance with a half-life of 3.0 days hh3wq) nu9g2legb + lj0as an initial activity of qn jh32)lb ggwu+0e 9l$0.24 \; Ci$. What is its activity after 6.0 days?

  The radioactivity due to carbon-14 measured in a piece of a wooden casket from epf;9 dn:at+xbt j* 4yan ancient burial site was found to produce 20 counts per minute from a given sample, whereas the same amount of carbon from a piece of living wo4 +tda:x*fbyjpe ;n9tod 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 taia m ee(4p59a saxzalcck2n,zi1,+ 5fke $4.0 \times 10^{20} \; atoms$ to decay to $1.0 \times 10^{19} \; atoms$ if their half-life was 14.7 years?

  How long will it take a5ii 6 1rnxa)b.ck4a va $4.5 \; Ci$ sample of material to reach an activity level of $0.14 \; Ci$ if the half-life is 435 years?