Which of the atomic particles p s8 yyfc*e+iod4ob9)has the least mass?

  The mass of an atom isvcnj7r 45 j/cp

  The hydrogen nucleus cx3c 5*mt /laucb u lt,f;dcer+b/fo) qfm1/8 honsists of

  An atom's atomic number is deter2yii(rh xlb4:q.xr0q mined by the number of

  An atom's mass number is determined by the numbersef9rsc(n44z of

  If an atom's atomic number is givlj2inimbqv,(0et )e0en by Z, its atomic mass by A, and its neutron number by N, which of the e,ni0b (i tlj0q) mev2following is correct?

  When a neutron is emitted from a t u(*o2tq o(s3a0sy k6pijfb6n unstable nucleus, the atomic mass number of the n o((2tui 6b0* ajpsyksf 3o6tqucleus

  The number of protons -rq :(g plbj1i(h r+ljin an atom is

  There is a limit to theyu d5byt 0xibh3i mtol/(bn; g;*ac:+ size of a stable nucleus because of

  Atoms with the same atomic number bu0 f0j8*b iju0.g+q h kbogt:lct with different numbers of neutrons are referred to.ibojj+*g:ft cl0k 8 b0uhgq0 as

  Isotopes of an element have nuclei withnei)k)qm-7jj+i k-w9ffo sr (/m ddg*

  The atomic mass unit is kz yc*t3h /+czdefined as

  Compared to the masses of its separate protons and neutrons, the totalpw09:xw w( l ;y9.l*remooxzy mass of a sta:9zxlwwey.0oywm9or l(p*;x ble nucleus is always

  When nucleons join to form v 5nh .2m g51okm adw(x47c:fnhrrc(oa stable nucleus, energy is

  The binding energy of a nucrdll m/wyqzm-,c 0nj hp,;74o leus is contributed to

  The binding energy per nucleon ik a7qle7) 1oxlx ljw5xmk 2:a2s

  The binding energy perg w+8a)behdoib j 5g/f37 rkf9 nucleon

  Which of the following statements concerning the nuorvo w5xt 2e8+w:r 4syclear force is false?

  Compared to the electrostatic force, the nuclear force between adjacento4xhw b:qbmm m;a -79: kw4r1inoe0 bt protons 7bbto niw4 b;mx :hm:re4 qo1m9-a0kwin a nucleus is

  Alpha rays can penetrat/cs1il qu3w +xe

  Beta rays can penetratey 8s xwvcs7k2k 5(poz.gcjh 5)

  Gamma rays can penetra-qgefopg /:c di92 87 hywel1xte

  An a particle is also knowa,t wcoq9.s, sn as

  A $b-$ particle is also known as

  A $b+$ particle is also known as

  A gamma ray is also k0pdii +93quw2ahc/4a; hi jbz nh ).trnown as

  An alpha particle wilh cd(5k)0gvi xl be attracted to a

  Alpha particles have an atomic mass b0i;c,;c.t z;byzq6d wo bs-xgd kp36equal to

  When an alpha particle is emitted from an unstable nucleus, the at iz+x6gked;wo c9. xmqlg4,+b omic mass number of+mx4ew , c.db+qgkogz6 9;ilx the nucleus

  When an alpha particle is emitted from an uns 5zk6ms b6hhg*table nucleus, the atomic number of the z5h6skm*g b6h nucleus

  The expression (MX - MY - Ma) x 93( zuibu2mm 5tw+3tupi5s/- mg 1.5 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 ux t0r,(a5zbarnv839un+ r zc 2qspn,same as a gamma ray?

  When a gamma ray is emitte6.j s7 an dqsib-t81w1mfd5x jd from an unstable nucleus,

  Which particle has the most mass?dhz0qpkl.4e:. 88p ldw vk(; 2lrwilz

  In all three types of radioactive decay, what value is conserved in addition to u t+770grqsoaelectric charge, energy, anro7tug7 a+qs0d momentum?

  What happens to the half-life of a radioactive substance as it khm227q8 s3gmeximt( decays?

  In radioactive dating, carbon-14 is often used. Thw8ud +( a,zlfhis nucleus emits a single beta particle when it decays. When this happens, z(+adl 8,uf whthe resulting nucleus is

  The type of detector that uses a magnetic fiel e 1pwi1az9tv 9ujfq0tf*:v/u d to curve charged particles is a

  The type of detector that uses liquid hyd0k iybb4 b60iorogen is a

  Cloud chambers have been replaced by bubble chambers beca p ak xelyce9k32lb+96use

  An element with atomic mass number of 14 and atomic number 6 has how man.bewjd.n9gc mw 4z+9y y proton9 d94.ywe.bwzj+ gnmcs?

  An element with atomic mass number ofo-a8 ctkqg)9ybm2 h6p 14 and atomic number 6 has how many neutrongyh26)t8qc- o9bmkaps?

  The atomic number and mass number for calcium 39 are 20 and 39, respectivelyn.p zrek fz0-z;kqgkee ;45z .dn.tkh30 p5jq. How m e-zqt p kerdh40.z nk3n.;g 5fe5jzp.z;0kqkany nucleons are in one atom?

  The atomic number and mar e )qiiz+mqj fnxkid;77).. uss number for calcium 39 are 20 and 39, respectively. H imkn7d)i 7.jxq zruf.e)+;q iow many electrons are in one atom?

  The atomic number and mass number for calcby.6cfsh2bk1)(q wkzg2a y )o 8yixq9ium 39 are 20 and 39, respectively. How maokyf 1b82(9cq)6qs bi y.x)wa2hz ykgny protons are in one atom?

  The atomic number and mass number for cal3t j/mpc3h r;ucium 39 are 20 and 39, respectively. How many neutrocr;3h/ upt m3jns are in one atom?

  In a 93 Nb nucleus, the number of protons, neutrons, and electro/31cjd, jxnbvns is 41

  How many protons are there in the carbon-14 nucxa :gd99 .oh gz-.vjleleus?

  If an element of atomic number 15 has an isotope of mass t*dwc0bxc, y,+uq1h g number 32,

  Calculate the bindin ane48c7nlhc0g energy of $^4He$.

  How much energy is required to remove one protonm+y senzr:+md// +kh1 xdc w nr93y8uq from $^9Be$?

  An element with atomic numbegi e7y oz2whp;bfi+ ba0;1o/dr 88 goes through alpha decay. Its atomic number is +ob1i2bwef zy;7;oahdpig 0/ now

  An atom has 98 protons and 249 nucleons. If it undergoes alpha decay, what r,ka2db+1jev05x1fzm u7l hy yuc6 k 5are the number y7kbj,x 1d cr2lz5+hm06afyv 5u1ukeof protons and neutrons, respectively, in the daughter nucleus?

  A carbon-14 nucleus decw9piu -by+rm;ays to a nitrogen-14 nucleus by beta decay. How much energy p i+uwbr;m-9y (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 numberdftfd/x ym+l3 u-9pc4sx*rgljf,xc/q0 /gr, 6 undergoes $b-$ decay. Its atomic number is now

  If the half-life of a material ilgsg8 zn7lh:;nwk 52cs 45 years, how much will be left after 100 yearsnscgznl g;5l8 : kh27w?

  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 tvc0ds)zg3e1 atom will decay this year if its half-life is 247 yearsc01zg3 tdsev) ?

  A Thallium source was certifi2;(m rla,jp afz1d wp6ed 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 min. What fraction of the sampl4i gtq )mcb0 5ydhr5x-e is left r55hyxb)q- dc tm 04giafter 40 min?

  The half-life of radioactive iodine-137 is 8.0 dayseq*9g1:j s4i 2oh uz t4ixh4xl2tr2rl. How many iodine nuclei are necessary to produ*ru j9glh q 4r tlx21ihe2xzs4ot2i4:ce an activity of $1.0 \; \mu Ci$?

  A radioactive substance w 6mof-;a7 nfpdith a half-life of 3.0 days has an initial activity of 67n ffo;- pmad$0.24 \; Ci$. What is its activity after 6.0 days?

  The radioactivity due to carbon-14 meacpke .khj 15-ksured 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 sh51pkekj kc .-ame amount 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 takebct bmw2xl .zm)9a0 ru;ji;.u $4.0 \times 10^{20} \; atoms$ to decay to $1.0 \times 10^{19} \; atoms$ if their half-life was 14.7 years?

  How long will it takv ag db/gbnl1o3c:u r, 00t ckj9jr8b7e a $4.5 \; Ci$ sample of material to reach an activity level of $0.14 \; Ci$ if the half-life is 435 years?