Which of the atomic particles6c)*a nd beduw -9bz2 1iyifn, has the least mass?

  The mass of an atom isipduv 1flo // crhg(j 57.0heh

  The hydrogen nucleus co w:;84tn;cu u .icsjf5a )1,hqfxck sznsists of

  An atom's atomic number is /ypcgj ,nrdqp14tt a8ifaee1.d+ :+k determined by the number of

  An atom's mass number is determikx1g m b/0 eo-r46hdkzh)(xexdnv+b8ned by the number of

  If an atom's atomic number is given by Z, its atohpo:1bbukgx0;yk z3 :mic mass by A, and its neutron number by N, whichyh3u; p:bokz:kgx0 b1 of the following is correct?

  When a neutron is emitted 5/eb (k-gwv 3i2dj mtkfrom an unstable nucleus, the atomic mass number of the 2kt-ekiw(mbd v3g 5 j/nucleus

  The number of protons in an atom 1lia ,0zfly.w is

  There is a limit to the size of a stable nucleus becnmb*c)zl(s, /tpgq r: ause of

  Atoms with the same atomic number but with different numbers of neutrons arz/ f321kpa,atuulb6 ee referf/u,bklapt1 3 a6uze2red to as

  Isotopes of an element have nuclei witfg,vx2a a 1+v-l.yrdf h

  The atomic mass unit is defin8cu .d*vwu)rldr4lfo o1 w h43ed as

  Compared to the masses of its separa1o7( -w8,ptwhmiwykg te protons and neutrons, the total mass of a stablemw,w7 p yh(tiw gk-18o nucleus is always

  When nucleons join to form a stable nucleu t3o -afx(kyqeesa 6 dr7((au2s, energy is

  The binding energy of a nucleus is contribu8*mm t(xqo 6eeted to

  The binding energy per nucle6 eo5vca :,1yu s+bdcqon is

  The binding energy per nucleoh:5 zl drn ml7x cza-qc(,67wio+ .amin

  Which of the following statements v .m)y84*e)bn,r fnx yetz)zyconcerning the nuclear force is false?

  Compared to the electrostatic force, thbx jk9+jkw )2te nuclear force between adjacent protons i+j 9)kt 2jbxkwn a nucleus is

  Alpha rays can penetrate pmsp.4d ghm/;v60)a s7*nejs paj;f)zl js +s

  Beta rays can penetrf) ;pcnhttc tq7x55v7y7*c g hate

  Gamma rays can penetlxral y44(qv0rate

  An a particle is als od avk5p ,psm6(/,uatnj we2mjqh63. o known as

  A $b-$ particle is also known as

  A $b+$ particle is also known as

  A gamma ray is also known asz.gl3+ ohc/8+hy1z y rl,z dnq

  An alpha particle wil2z,:k +w xe33;g cdza c5pcdtel be attracted to a

  Alpha particles have an atomic mq otf4h ra48l5ass equal to

  When an alpha particle is emitted from an unst, t23 mouht3hhable nucleus, the atomic mass number of tt3,2t hhmuo h3he nucleus

  When an alpha particle is emitted from an unstablvq8 lr/8c c (joooc6h.e nucleus, the atomic number of8oh6c qo8clc (ovr./ j the nucleus

  The expression (MX - MY ad0zw *z hi0ghoofs(0:jb18 b- 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 t u3km-p2/cvz xhjuv43g4,od-ky . alsame as a gamma ray?

  When a gamma ray is emitted from an unstable nu s6g,.m(g 5btmaw+sude xr,c(cleus,

  Which particle has the most mjm-z:lp/ b:zq ass?

  In all three types of ra246 xxl r4tzqt 7ihiy)kyb+*hdioactive decay, what value is conserved in addition to electric charge, enerhbih+try k )76 2*t4xz4q xilygy, and momentum?

  What happens to the half-life of a radioactive substance as itw- ( .hqivv.0/g wecqn decays?

  In radioactive dating, car w*xtz8+x0 yxsbon-14 is often used. This nucleus emits a single beta 8xt0zy*wx sx+ particle when it decays. When this happens, the resulting nucleus is

  The type of detector that uses a magnetib/j (hd 8r0cn0 )5 zj*dwwyavdc field to curve charged particles is a

  The type of detector that uses liquid hi3 3qsgopd dcos-,wn y)e(d3 4ydrogen is a

  Cloud chambers have been replaced by bubble fqk,rc-fl:h )chambers because

  An element with atomic mass number of 14 and atomic number 6 has how mak;8w x nfg.0 x4v6k:/w-*vq hbd ciyruny protons?n*rv x bgu4kyi ;8 chdqv.0kw6fw:-x/

  An element with atomic mass number of 14 and atof al8( ag8bf)bmic number 6 has how many neutrob8l)8b fa (gfans?

  The atomic number and mass number for calciumavgfgy)n .c9z) ue;h; 4xcjfyl1(vq) 39 are 20 and 39, respectively. How many fl.) 9z;vyvce4h qya uj1c;n) gf(gx)nucleons are in one atom?

  The atomic number and mass number foo08 )scy3mihc :3yjk jr calcium 39 are 20 and 39, respectively. How many elec3o3ck:jc y m0s 8)jhyitrons are in one atom?

  The atomic number and mass number for calcium 39 are 20 and rao/y-7dgdq (u h7br2frgj- 039, respectively. How many protons are in one atom?0/y(qjgd g7b2r a-7druhf-r o

  The atomic number and mastx;9wnjzyc:f wkufcrn/1up0 0 :)l r )s number for calcium 39 are 20 and 39, respectively. How manyf0f tz)c0 n wwnxr 9:ur1uly:j;)kcp/ neutrons are in one atom?

  In a 93 Nb nucleus, the numbq: 2 axrrhmydx+bvt1 c6hs.9 -er of protons, neutrons, and electrons is 41

  How many protons are there in the carbon-14 nk0fp vy, v l,8jzl8zj0ucleus?

  If an element of atomic nuzo31 q ;5jt1 hasoto:zmber 15 has an isotope of mass number 32,

  Calculate the binding energy ofp7 yae3 bctd62 $^4He$.

  How much energy is required to remove one protond4hk:m0yw;ng from $^9Be$?

  An element with atomic number 88 goes through alpha decay. Its atom0*h +eduzw7gi 3 f-ttdic number is notzhtdu7-* 0d + gfwi3ew

  An atom has 98 protons and 249 nucleons. If it undergoes alpha decay, what are azpxps 1z *74kthe number of protons and neutrons, respectively, in the daughteap p 41*7zkxszr nucleus?

  A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta decay. How much b,tw8tmdfa p1i 80w0 yenerg1ywt b fw 88t0i0dma,py (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 numbe ,w ywd5ylsx-o5)m tt3r 6 undergoes $b-$ decay. Its atomic number is now

  If the half-life of a material is 4koj(z8 e)kg b/xdek;*j+ +sk . v9gsepwb9 a*r5 years, how much will be left after 100 yearsx+ks/rwk(9jjeeodkv z; 8s9+ peb. )b k*gga*?

  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 haygzeic,r796q c s((qh6/ i1uplt: l arlf-life is 247 6 sa r1lg cru9e6qyi,il:qz( /ch(7ptyears?

  A Thallium source was certified 1mg*4ox* yra zat $10 \; \mu Ci$ ten years ago. What is its activity now if the half-life is 3.7 years?

  A radioactive sample has a half-life ofoamelg;z4 dk 1; i9 i*6bteaypmi(x50 10 min. What fraction of the sample is l l(9i tyz ;aeg6pm*;eak5bmdi1oxi04eft after 40 min?

  The half-life of radioactive iodinza s-r u4z6;c84 fum-b7*s g cheiev*uv :nl,ce-137 is 8.0 days. How many iodine nuclei are n67 uhvis8b4a :*e;gfuve4zcn-cru*- sczlm,ecessary to produce an activity of $1.0 \; \mu Ci$?

  A radioactive substance with a half-life of 3.0 days has an initial (hk5ph voab12em 01ctactivity of am(ch v0511opeht2bk$0.24 \; Ci$. What is its activity after 6.0 days?

  The radioactivity due to carbon-14 measurmj4(eaavp(7z ed 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 pvpja4e ((z am7iece 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 ta1ej /cb/jedbhbb/u b k0f/54 uke $4.0 \times 10^{20} \; atoms$ to decay to $1.0 \times 10^{19} \; atoms$ if their half-life was 14.7 years?

  How long will it tak-e -l a/r)rcsls;p rs6e a $4.5 \; Ci$ sample of material to reach an activity level of $0.14 \; Ci$ if the half-life is 435 years?