Which of the atomic partio kx,vwejf9.( cles has the least mass?

  The mass of an atom i fie8j:yo;i s j)on47w6w ,sqy jn:yu zb;q)u6s

  The hydrogen nucleus cons z-u0l45i)rr5osh uzi ists of

  An atom's atomic number is determined by the num 9 mebz,z0o3 cwr l((m5f+ma.gjch n8uber of

  An atom's mass number is j3z27mxf5klc u-g t j9determined by the number of

  If an atom's atomic number is givenuk7q8io* /cb.j .cbxz by Z, its atomic mass by A, and its neutron number by N, which of the following is correctu b co8k*q ic.x7/jb.z?

  When a neutron is emitted from an unstable nucleus, the atomic mass num( ugi-to3sfkk 2 3eua.ber of the nucu a.(-o3fkeiksu2t 3g leus

  The number of protons in an atom s s d8wrtv,c e2+7(g:zc xbx4his

  There is a limit to the size of a stable ng4f x;5gdj7i93gk serucleus because of

  Atoms with the same atomic number but with diffe-4j c8synv 6u6c;hnvjrent numbers of neutrons are referred s4y c8-njvnjcvhu6;6 to as

  Isotopes of an elemer wek+sv;dw :3nt have nuclei with

  The atomic mass unit ofn: acr)7ss,8r t+ae is defined as

  Compared to the masses of its separate protons a1ad v/gl tadiv(/vqhe:k6.u8 nd neutrons, the total mass of a stable nucdlv6 .:iauvhkage(18 t /qd/vleus is always

  When nucleons join to form a stable nu3q3 vt6g0c *, dchopvj*gr 6hpcleus, energy is

  The binding energy of a nucleus is contribut(ch vzk9eow-1j m 3.mred to

  The binding energy pewd pk,eto9lbg+o8 2vfj8o- z:vfdb(*r nucleon is

  The binding energy perf2s )m5qjlid 6 nucleon

  Which of the following state+nlm + v8aq2xhanv +b-ments concerning the nuclear force is false?

  Compared to the electrostatic force, the nuclear folzz 7x 0n7qjf*+pb)vzk-2oj zrce between adjacent protons in lozk )zpfj-2jq b zxz0v7*+7n a nucleus is

  Alpha rays can penetl)q)90uzalx qrate

  Beta rays can penetra i337twcyazd( te

  Gamma rays can penetm: fk;w; i-mhirate

  An a particle is also known a 8 cn-bko.;jphs

  A $b-$ particle is also known as

  A $b+$ particle is also known as

  A gamma ray is also k ceihi0o;rd5k*rnaxc5e5z 5 +nown as

  An alpha particle will be attracted tob gp*jc7+f+ nq a

  Alpha particles have rm zog ,.jb4tn0 :q9s;kli r4tan atomic mass equal to

  When an alpha particle i i+jho/bd ie),s emitted from an unstable nucleus, the atomic mass number of the nue/ih b, i)+jodcleus

  When an alpha particle is emitted9qu:fu:u into8-:,flms5+f.d tvh st znq:0d from an unstable nucleus, the atomic number of the nucleun::h0td:+ ds8io5lm fsqt-u tnffu z:.vu 9q, s

  The expression (MX -uz4 , f)v/la:g-ipec s0v/lyy 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 following is most nearly the sam-+nx-zrkcn wl7bd,xu nn6ppb9n2 r-*ha*xy (e as a gamma ray?

  When a gamma ray is emitted from an unstable nuclef)42/x2pe5npr1 s g6vrwdtb eus,

  Which particle has tbucl qjeiqz, ;q 1856dhe most mass?

  In all three types of radioactive decay, what value is consi/clcl8+ehs ,joj): rerved in addition to electric charge, energy, ,c :/lioje sh8+rlc) jand momentum?

  What happens to the halvi v(jm,6 *b1/ /m(dvmqzit hpf-life of a radioactive substance as it decays?

  In radioactive dating, carbon-14 ,3xuvjugj-. cki 3)nb is often used. This nucleus emits a single beta particle when it decays. When this happens, the resulting nucleus isbu cu-,g.3xvjjk) i3n

  The type of detector that uses a magnetic field to curve charged particles isxs0sv:w+57 xah-y evh 3/jrw;;pf phr a

  The type of detector that usesmt/(gi gmtz3:2*y van liquid hydrogen is a

  Cloud chambers have been replacy gyv5v: s:)zu yr8+qred by bubble chambers because

  An element with atomic mass number of 14 and atomic num+,rz+h kdcr d +/8cfafber 6 has how many protonr+f kha/+ 8d fc,rc+dzs?

  An element with atomic mass number of 14 and atomic number 6 has how manw qcs.x(v2f a u8/ue+oy neutronsuc(wv82x efsa. +uo q/?

  The atomic number and mass number ; wr f5y;/2e-nor)ja7ojjwj zfor calcium 39 are 20 and 39, respectively. How many nucleons are in onew7zj- ajow ejo) jy;r5rn/f2; atom?

  The atomic number and mass number for calcium 39 are 20 a68aj*tfhea3r i 0zy nktyo6sy)+g; y(nd 39, respectively. How ma0o(tz yt8e 3gnfya)6 ysrh6*+k;yijany electrons are in one atom?

  The atomic number and mass number for calcium 39 are 20 ane:t9j xb nq*:i4+tw /fqwtkw- d 39, respectively. How manqiwtx9j :: 4ekq*tnw/ft- b+ wy protons are in one atom?

  The atomic number and mass number for calcium 39 are 20 and 39, respectively. Hwo i3 umfw.++ ei/xzc3ow many neutrons are in oxm+ec+zw .i3wu i f3/one atom?

  In a 93 Nb nucleus, the num 2uzb*jwufx .;ber of protons, neutrons, and electrons is 41

  How many protons are there in the caw-)27g xop0n acy4d6fokm6/oujypfk-p ) r g2rbon-14 nucleus?

  If an element of atomic2 hdnb3 w. , t,e:cipxxt(nk;h number 15 has an isotope of mass number 32,

  Calculate the bindingp6y1g(,zf wwe9cm) /ss9qaid energy of $^4He$.

  How much energy is required to removejwb h)6 b s-/al4dldt)e4+vog/(ur mb one proton from $^9Be$?

  An element with atomic number 88 goes through alpha decay. Its atomic numb39 ua tnm u5ygb kfxf3jm-z;ci)v9 1d+er is y v u9 mg9 )m;x3f+k13cnt5 zjibd-ufanow

  An atom has 98 protons and 249 nucleonsgvl5ux: a0c bblna 2/c )ix,+w. If it undergoes alpha decay, what are the number of protons and neutrons, respelx:+0ucw)a /g 5lbac2vi,b xnctively, in the daughter nucleus?

  A carbon-14 nucleus decays to a nitrogen-14 nucleusjc 69u2zo0bs w1vxoo* by beta decay. How much energy (in MeV) is released if carbon-14 has a mass of 14.003242 u and nitrogen-14 has a svwc1 *ub0oj oz2ox69 mass of 14.003074 u?

  An element with atomic numbe xdbmucu*o+nh 72 aei+2;0cxze ,l 2kpr 6 undergoes $b-$ decay. Its atomic number is now

  If the half-life of a material is 45 years, how much will be-b( f r u7x+nhkc*vu;bmg5v-d left after 100 years?;h7(d-rm*5ubk- f vvg+xc bun

  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 /t9 a*zmp(p p 6)oht9 jbl4e1qq8krkc an atom will decay this year if its half-life is 247 yq*9ltaz/b6 r( thcjomk1epk) 4 pq p98ears?

  A Thallium source was certifiedd7izd.c4::3v rrtg / poe8jyfi4ccu+ *cv*eh at $10 \; \mu Ci$ ten years ago. What is its activity now if the half-life is 3.7 years?

  A radioactive sample has rrzkk e5qj)0+ a half-life of 10 min. What fraction of the sample is left afte k+z r0r5)ejqkr 40 min?

  The half-life of radioactive iodine-137 is 8o3bii t -w0s1s.0 days. How many iodine nuclei ares- wi30obt1i s necessary to produce an activity of $1.0 \; \mu Ci$?

  A radioactive substance with a half-life of 3.0 days has an initial activity ofqr9a, go0i9udo u2y6trh2 , aj a0j9 29gr,q2,yuo h roatdiu6$0.24 \; Ci$. What is its activity after 6.0 days?

  The radioactivity due to carbon-14 measured in a * 7 l 1zxnh5qvdh;etn+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+htv7n l* ;n zeqxdh15-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 takezmt b*9s4 mc)f $4.0 \times 10^{20} \; atoms$ to decay to $1.0 \times 10^{19} \; atoms$ if their half-life was 14.7 years?

  How long will it tak/09 ufoqj9 mwt,:t0iz7 mpndte a $4.5 \; Ci$ sample of material to reach an activity level of $0.14 \; Ci$ if the half-life is 435 years?