Which of the atomic particleshxgnjjx .-3k 5z1 lof4 has the least mass?

  The mass of an atom iszh*y igbp56tep-(9s bx q 4jn+

  The hydrogen nucleus consists9d ml k/wj;hizmf e5*8 of

  An atom's atomic number is determined by )xqv3r0h h upobf s+ozm::grs4 :4r;ethe number of

  An atom's mass number is determined by bka-fv;ts)m1the number of

  If an atom's atomic number is given by Z, its atomic mass by A, and iyr,bi.cdv h7 -ts neutron number by N, which of the following is correcy-.hb7di, cr vt?

  When a neutron is emitted from an unst 3 mi hi41q;9idpd6rrly 5y7f3 nzgh4kable nucleus, the atomic mass number of thh 7n lhd9i 3pk6 y15y4fd;rgiirm43zqe nucleus

  The number of protons in as c :*-x8lj+f h,uxgnrn atom is

  There is a limit to the size of opc/w7 n aw)6wa stable nucleus because of

  Atoms with the same atomic number but with diff,,razgvi +rwoifht2 5 9qf4 p4erent numbers of neutrons are referred to 9rtz4 wv,i+ h,p4qfgr5 fia2o as

  Isotopes of an elementk k g3 n9kr.plp:hd3r. have nuclei with

  The atomic mass unit is defined y)w1 yctnv6p8as

  Compared to the masses of p cdlp)m;sx;l4q ym;. xt5q)x:yx rj0its separate protons and neutrons, the total mass of a stable nucleup0d5)m;)yxx x:mq r;; ljxpytcsl4 .q s is always

  When nucleons join to ;,r2zch.y m whform a stable nucleus, energy is

  The binding energy of a nucleuf78r dol9 mn)8- dyydes is contributed to

  The binding energy per nucleon is*j p hd3pw*/qns2ubz9

  The binding energy per nuzos r6h x(pum5yb ,k 6;nrth6*cleon

  Which of the following statements concerning the nuclear force is f.pf;5hv p se*valse?

  Compared to the electrostatic force, the nuclear force between adjacent protonf7n*md 40gpqx 0z9uwps infq0nx9 7md pwpuz4 0g* a nucleus is

  Alpha rays can penetrqtv2 21svq rgy wr.+,tate

  Beta rays can penetrv1bzd*q e3(0gd b: pprate

  Gamma rays can penetrate i kep: 4j*enk9)pic ;vrhw86v

  An a particle is alsoz)a ;/ii.hkqz known as

  A $b-$ particle is also known as

  A $b+$ particle is also known as

  A gamma ray is also known asi lf/r w:r3dt33of 0v -.siqkl:tv)ec

  An alpha particle will be attract3650xz g(y6j k8cetdx:pkhu s ed to a

  Alpha particles have an atomic mass eqmvfvcmba/00a4. w so o(o)sq3ual to

  When an alpha particle is emitted from an unstable nucleus, the atomic mas4 jjd+e 90 crxwbeqa50s number of the0x e +9e5qcj0r j4dabw nucleus

  When an alpha particle is emitted from an unstable nucu 61g0kl9 vjnnleus, the atomic number of thl j0u6vnnk9g 1e nucleus

  The expression (MX - MY - Ma) x 931++ 9i g.tfwguri)b uc3.5 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 the same as a gamma ray?ri jqcg+w;g+ull-x)4nij 0,q2 uea; m

  When a gamma ray is emitt3sr8 zaq**rj b*q ubp;ivbqwxt9 - 3m*ed from an unstable nucleus,

  Which particle has the most m egzb7trv8/7 mass?

  In all three types of radioactive decay9z;n/j0vozkhso , ;xf lo2.st, what value is conserved in addition to electric charge, enezso2sjx oo/ fth.;z,v 9 nl0;krgy, and momentum?

  What happens to the half-life of a radioactive substance as it des6e eypx v.k0,cays?

  In radioactive dating, carbon-14 is often used. This nucleus emits a fsj5mlr53(pcm5he v3single beta particle when it decays. Whfl5m v5p 3sh(em5c3rj en this happens, the resulting nucleus is

  The type of detector that uses a magnetic field to curve charged particles isy 5u gk n-w0e)ymz:8n e;:x-.jjfvykc a

  The type of detector that uses liquid hydrogen is aw3 ;(g fu7g4sv3rsh ad8byp; 8odawb1

  Cloud chambers have been replaced buctjar251k74e 6q -ml id0(w zzj(cnty bubble chambers because

  An element with atomic mass number of 14 and atomic number hv+ dexe3/ g1,l ;ra8irbapa26 has how many protonsr+,ra bh8gv1;le d pi /a3xa2e?

  An element with atomic mass number of 14 and atomic number 6mujh:3k , 2)ro qf63d1mrmqx4r sra)l has how many neutronfrq) 6mx) :h34 r3om,rs2jaklu1dm rqs?

  The atomic number and mas17c:ea 2tk ubv4hv3fn s number for calcium 39 are 20 and 39, respectively. How :1 hb4f u3n2ct vkae7vmany nucleons are in one atom?

  The atomic number and mass numb fz24 al/n9ydter for calcium 39 are 20 and 39, respectively. How many electrons yn9fl t 4zd2a/are in one atom?

  The atomic number and mass n,ho5/6c t:txrh a 3oq6 gppd74gi aiw2umber for calcium 39 are 20 and 39, respectively. How many protons are in one atom /t6wdoprahipx 7 g3q42aco,tgi6h5:?

  The atomic number and mass number for iw qkj*bzxb 527q; qsnbi,. 5lcalcium 39 are 20 and 39, respectively. How many neutrons are in one atol5 nqzb,xqk *7sw ;.jq2bii5 bm?

  In a 93 Nb nucleus, the number of protons, neutrons, and electrons is 4w v up;/m)em2/k7*wm**tt bkt qfg iv:1

  How many protons arer2 hjd3+55u6kjsgiwg there in the carbon-14 nucleus?

  If an element of atomic number 15 7so xe h9soc zus/(6i51 wndl1has an isotope of mass number 32,

  Calculate the bindin2aksq5x-bu dt rzv9s,5-*l3t) n sklzg energy of $^4He$.

  How much energy is req71jllw(bh w/ iuired to remove one proton from $^9Be$?

  An element with atomic numbenen1c) l +mk7lbq+x,wr 88 goes through alpha decay. Its atomic number is ln1)mb q k +,nxwl+7cenow

  An atom has 98 protons and 249 nucleons.aq0qcioq8i8 2b: ,jz4ci6c yn If it undergoes alpha decay, what are the number of proqy8 ozi,:c2q6qacijn 8c0 i4btons and neutrons, respectively, in the daughter nucleus?

  A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta decay. Ho d,9spi3d4i taw much energy s adipti9 ,d34(in MeV) is released if carbon-14 has a mass of 14.003242 u and nitrogen-14 has a mass of 14.003074 u?

  An element with atomic number 6 undh.uf1n+fcqh rn5lh; si4g c-+ ergoes $b-$ decay. Its atomic number is now

  If the half-life of a material is 45 years, how much will be left after 100 ye4 cm he9q9btg8 rb666p+ kueoaars?b+4k9 b8r9uopgte ah 6c66qme

  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 2q;jxout.vn , 3tls 7;b(s/ipy47 years?;t;qt /y xoisn,jl73b upv. (s

  A Thallium source was certified ati*k5 db2+- odckq(ktk $10 \; \mu Ci$ 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. What fraction of th5 +uh svx*ua:xhm1* u;ffo(j )iwx:rhe sample is left after 40 ofuu:wuh(5x mhxhrxi ) *1av:fs*;+jmin?

  The half-life of radioactive iodine-137 is 8.0 days. How many iodine j0bli e:wydiu:k rd uo)-36:anuclei are necessary to prod :-6re:ioibk3j0uly :aw dd)uuce an activity of $1.0 \; \mu Ci$?

  A radioactive substance with a half-life of 3.0 days hay:s7(hz sc9 vcs an initial activity of s (z c9:c7vysh$0.24 \; Ci$. What is its activity after 6.0 days?

  The radioactivity due to carbonm5f3wf hid qch1y6r 28-14 measured 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 amou 6 f3dqfwm1rhh58ciy2nt 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 ta vcc4h t2vz;.8vbh vo*ke $4.0 \times 10^{20} \; atoms$ to decay to $1.0 \times 10^{19} \; atoms$ if their half-life was 14.7 years?

  How long will it take1/c .vlr )lycju)tmu3n0i kn/ a $4.5 \; Ci$ sample of material to reach an activity level of $0.14 \; Ci$ if the half-life is 435 years?