Which of the atomic particles has the least masu;ut,xu5iy9p f0 n+ qsl kkd(0s?

  The mass of an atom ixg87)qyb toe21,r vfts

  The hydrogen nucleus - ym8 n6hqpr-njz9 r neyl (k:1cq3kz,consists of

  An atom's atomic number is determinedp8vybrt. 8b d 5h6unw7 by the number of

  An atom's mass number is determined by the number kdg c92f )nfyc9q 1p,8r,jkpdof

  If an atom's atomic number is gjv0d (oc) twjj,p5(7psidz) eiven by Z, its atomic mass by A, and its neutron number by N, which of the foll,c7pd5di o(sp)vtwe0jj j) (zowing is correct?

  When a neutron is emitted from an unstable nucleus, the atomic mass number ofjlp+o,n+k k9pk ntq4e4f rs21 thkpo tr4 1pl q,2+nk4jes+knf9e nucleus

  The number of protons in an ar5 yt69hdo8j)mz r4z8;hdebrtom is

  There is a limit to the size of a stable nucleus becausit ij/5 /00,sntoey9ypzjwx 95 tq91dhf- eqke of

  Atoms with the same atomic number but with d b4h4/cfha4cn ifferent numbers of neutrons are referrchchfn /4b4a4 ed to as

  Isotopes of an element hi6 7:ricdtami 9 2g8dpave nuclei with

  The atomic mass unit is definedsm.. wnlt0 ;3*yq6cyx+ aq cyr as

  Compared to the masses of its separate protons and neutrons, the total mass of jm -9x*l1o(w;s*4at;fxgo4;xi jjjmhh ry(m a stab fsx4m;a *hgly;j(x1 xho*ji;4m tm o9rj(j-w le nucleus is always

  When nucleons join to form a 4pwd-.k )hrlupt )jz:stable nucleus, energy is

  The binding energy of a nucleus is contributk:zp 8oor k89ted to

  The binding energy per nu(d dg -h+zs;qyg pm k9u//n3ftcleon is

  The binding energy pemh ;5md4 c6e pc,aa+inr nucleon

  Which of the following statements concerning the nuclear force is fakau yc 52fs (tf/6kcm:lse?

  Compared to the electrostatic force, the nuclear force bz-i hz+6czx/e9,o ebzetween adjacent protons in a nucleu xeiz9,zecozz-/6 b +hs is

  Alpha rays can penetrati2fjfzm1) / 1aqpq6/glizsa) 3:tj che

  Beta rays can penetr9ror8uw0xdkn(i 4)l lr e2 z4kate

  Gamma rays can penet8ao* 7.kdbq blrate

  An a particle is also knko(o d19 w6ugyown as

  A $b-$ particle is also known as

  A $b+$ particle is also known as

  A gamma ray is also known;j;/y+/pb6 muwt if bu ajp2g: as

  An alpha particle will be fb9fi1 nd,/1ot/ ks xpattracted to a

  Alpha particles have an atomic mass equalf)0f.-jff pam to

  When an alpha particle is emitted from ckpw *i5y,s) wan unstable nucleus, the atomic mass number of the s ,pw)k 5wyci*nucleus

  When an alpha particle is emitted from an unstable nucleus, the atomic nc23pav yqrfzuf-6a) 6umber of the nucle6c2p qz rua3a-yf)6vfus

  The expression (MX - MY - Maoayda;elq.6a9z5e,e . z;e qv j+yg+ i6ma0n u) 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 following is most nearly+f(mr4jxbpy 5rsvmh x sb17.- the same as a gamma ray?

  When a gamma ray is emitted from an upst h4v*3sods2 ul0bg1*+d qzp,m n(ynstable nucleus,

  Which particle has thej esc 1b18 v+s mkqd0y*9i1gp6s5u c ;ncnl.eu most mass?

  In all three types of radioactive decay, what value is conserved lktten g*3 w28in addition to electric charge, energy, and momegtkletwn23 *8 ntum?

  What happens to the half-life hbvn)5w js ,f.of a radioactive substance as it decays?

  In radioactive dating, carbon-14 is often used. This nucleus eqn)b b:5h/ypr4(xk y kmits a single beta particle when ik bxhyr:)/nk5(yq 4pb t decays. When this happens, the resulting nucleus is

  The type of detector that uses a magnetic field to curve charged parti4s)auo je4l( gcles is a

  The type of detector that uses liquid hydrogen is (gjb k;r2+i-gb zdw ,za

  Cloud chambers have bee g7.61gaf) g y 7vpcv6q/kzsfmn replaced by bubble chambers because

  An element with atomic mass number of 14 and atomic number 6 has n;mgcv t-8so(xm 5;uz how many protonsuz; x 5(cmvmogts;n8-?

  An element with atomic mass number of 14 and atomic number 6 has how manyk1e p;(eyz1w/d0/ kg0r baf- gs o,clf neutronsk0(e;z0,c fkal/dwgeg1-oy s pb/1r f?

  The atomic number and mass nu.l5iom(sag a 46dqh7o mber for calcium 39 are 20 and 39, respectively. How many nucleons are4im d(lag. 57 6sohaqo in one atom?

  The atomic number and mass 2w*h e9q l2u i:5zpg; w/2humnzdm2vvnumber for calcium 39 are 20 and 39, respectively. How mwvzdlv9 phin: ;gqem2 u2*h/z uwm52 2any electrons are in one atom?

  The atomic number and mass number for calcium 39 are 20 and 39, respectively. H ml*ta :mjj8ef/ e:jbv5 qo69dow qa m e mfv5bd8tj jol*9e::6j/many protons are in one atom?

  The atomic number and mass number for calcium 39 are 20 and av6/qsj6 dzh0, uuv 08ot:cak39, respectively. How math 0v8 advq,ka0jous 6cz/ u:6ny neutrons are in one atom?

  In a 93 Nb nucleus, the number of protons, neutrons, and eiti5yh n2 *xin/i)(s clectrons is 41

  How many protons are there in the carbon-14 nun 6;d;l)-h. wzf3c:j*oov 5nqbgoobb cleus?

  If an element of atomic number 15 has an isotope of mass number)nbp88n c7 vhw 32,

  Calculate the binding energy of7qz qyfpe:73u $^4He$.

  How much energy is required to remove one proton from zp:a: .ifc tg2- iq;b5eamxu($^9Be$?

  An element with atomic number 88 goes through alpha de+2qw-k9p0csx;eu2schmk ei5 cay. Its atomic number is5hu ;s+ s9 qmkcxc 2iw20pe-ek now

  An atom has 98 protons and 249 nucleons. If it undergoeg1 vuq.foft7t/ft8ewtl 4 *p1s alpha decay, what are the number of protons and neutrons, respectively, in the daughtere l/.1fqttg41f*op 87uwttvf nucleus?

  A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta da8 3gyel)o :ppecay. How much energy (in MeV) is released if carbon-14 has a mass of 14.0032:po3 pa)y8 leg42 u and nitrogen-14 has a mass of 14.003074 u?

  An element with atomic number 6 undergt1-xy f/ /dh7s e-qyzt1ni7zroes $b-$ decay. Its atomic number is now

  If the half-life of a material is 45 years, how much will be left after 100 )amygmt iaef ,c69(w /yearsay 9gfe mt/wa(,)6 icm?

  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 d292iiwfpfy chvu6k: 9-vk/yn)6 p jfsecay this year if its half-life is 247)i6fp2 2-hv 9nv9c:u ysj/ikp6kwf f y years?

  A Thallium source was cer3+qwn2r+e: :v iajt fs: qn-gltified 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 mic.2hd :p q4cyxn. What fraction of the sample is left afte qcpyd2ch:4.x r 40 min?

  The half-life of radioactive iodine-137 is 8.0 days. How many iodine nu d 7-jnkh1fhddel5,r v +4s2isclei are necessary to produce an acti2+1n r,df4h5hesdkj7d- l vs ivity of $1.0 \; \mu Ci$?

  A radioactive substance with a half-life of ma00;b 9mzvxqij5h4 c3.0 days has an initial activity of ma 5m 0q9xb vh04;cijz$0.24 \; Ci$. What is its activity after 6.0 days?

  The radioactivity due to carbon-14 measured2pfmc hq:;1eya c7pe4uy/faq5r1p m 2 in a piece of a wooden casket from an 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 wood produced 160 counts per minute. The half-life of carbon2e 1;uq p1h cry2pycp/emmffa:7a5q 4-14, a beta emitter, is 5730 years. Thus we would estimate the age of the artifact to be about

  How long would it tak/ 3iz(g ,6jye1rtl, n,ntcty de $4.0 \times 10^{20} \; atoms$ to decay to $1.0 \times 10^{19} \; atoms$ if their half-life was 14.7 years?

  How long will it tak ;equz;mm1 /k:dkrr-se a $4.5 \; Ci$ sample of material to reach an activity level of $0.14 \; Ci$ if the half-life is 435 years?