Which of the atomic particl;jozd,(h gm4p;2 kngles has the least mass?

  The mass of an atom is: ehgfv9uo t5.+o/ gxl

  The hydrogen nucleus consdu4lw) v 6m8onists of

  An atom's atomic number is determined by the numbe6v1h brqrm8 -y /s1qpqc5ml 4qr of

  An atom's mass number is determined*-u dfchcy //x by the number of

  If an atom's atomic number is gi23 dzgqxlk/0ma( a vwq.zjvj -f6(dw1ven by Z, its atomic mass by A, and its neutron number by N, which of the following is correct?za kl6x/d( j-a(0vqwf1.dvj mzwqg2 3

  When a neutron is emitted from an unstable nucleus, the atomic mass number of t 4 rk8sww)10ldkzrr :q6gbis5 hw60 k rskid g1 brwl)5q4:8rsze nucleus

  The number of protons in a 0-x6r;ur xt g07xr6s qrsgfv*n atom is

  There is a limit to the size of a s;qrfecqr e002) xi y 8fog:;wttable nucleus because of

  Atoms with the same atoq)vu2u vcef, 0mic number but with different numbers of neutrons are refe vv20) efcuu,qrred to as

  Isotopes of an elemen7-w ll; fu+g0lponlk )t have nuclei with

  The atomic mass unit is def3 +gz)5ht ieogined as

  Compared to the masses of its separate protons and neguw( 52wdl j-5honr 8uutrons, the total mass of a stable nuclun2(5r oj5wg-wh l8du eus is always

  When nucleons join thumg fi 9/:a3sgg5 )ogo form a stable nucleus, energy is

  The binding energy of a nucleus q 301pqnibelmfvimpa1/jb 3--0 q i h;is contributed to

  The binding energy prupzrm.o4 ti k*th0hy re/k:;2 o:ii5er nucleon is

  The binding energy per n2t8ddde c :*iiucleon

  Which of the following statements concmkxnd1s88, jzsl6a2p erning the nuclear force is false?

  Compared to the electrostatic force, the nuclear fo x+z:9vtr -/qgs4 goswrce between adjacent protons in a nuc:tggwo v/sr+qz9 4x s-leus is

  Alpha rays can penetlzdm1i9uc nh . 1dfo:8rate

  Beta rays can penetrate,(smet-qay (k bg-(py*rl6 xe

  Gamma rays can penetrate9qp;jaul5d x;/,p l1mr mwdh ur7da o6;3th :b

  An a particle is also kg2dzn.q5;(* uycbu 5sa vrfo8 nown as

  A $b-$ particle is also known as

  A $b+$ particle is also known as

  A gamma ray is also k ux5l(qg0 ) l;hiuge;h+dnf9enown as

  An alpha particle will be atabnwh: ;njqt5r1 1:y dtracted to a

  Alpha particles have an atomic tye;ua+;gc,5b4adtwa,e o 9). gpfyy mass equal to

  When an alpha particle is emitted from an unstable n9om)el: zrw 2l(e c8dlucleus, the atomic mass numberol m2ec8 ()dw9er l:zl of the nucleus

  When an alpha particle is emitted from an u8h,ivfn +7/57j e 4- mnmx4pixuoqhiknstable nucleus, the atomic number of th7v/ih7nmjh54x8i eqoux-,+ k n4mpi fe nucleus

  The expression (MX - MY - Ma)*(qpu 0e g ;e6eyzny.bydo;s; 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 nu+kert:gi5 et iu,tx+9;.xbsame as a gamma ray?

  When a gamma ray is emitted frody-pvz*)p439b-5kjki 9d 7gvyluxqu m an unstable nucleus,

  Which particle has the mostwqj92edp; ddtk*nj 10 mass?

  In all three types of radioactive decay, 2t3y t: z r) gu3;bvebbkm2;rrwhat value is conserved in addition to el3 yrt:t b2v; er;bg3k)r2umbzectric charge, energy, and momentum?

  What happens to the half-life of a raditz8 sht+. kr(voactive substance as it decays?

  In radioactive dating, carbon-14 is often 8t,a ;k ihiqwg/(h lj d(*q.twused. This nucleus emits a single beta particle when it decays. When this happens, the resulting nuclw8a j ; thik/q*dh(ql.gti (w,eus is

  The type of detector that uses a magnec+.t c.w/ ecpctic field to curve charged particles is a

  The type of detector that uses liquid hyoxdvlq0lnjbj+(u lf(b 2 bk ih/5/ n-2drogen is a

  Cloud chambers have been replaced by bubble lc6sq3sa(o g8 dyp)/pchambers because

  An element with atomic mass number of 14 and atomic number 6 has how many py0idu vxdm +6 3vs9dg2rotonvug36s 09 xdid2mv+y ds?

  An element with atomic mass number of 14 and atomic number 6 has how m k3+7rs qwnjwb4o(mt .z9w+2m1j cqtk any neutron2q zq+bto+w9 m1(rkn.tmw3jsk4 j7 wcs?

  The atomic number and mass nt7+/ v8qlu w 0ucvtlmugb+w mbph6 pqz11p0*+umber for calcium 39 are 20 and 39, respectively. How many nucleons are il6 bpvpq+u0zl81 v*uq1t+0pt+ mu /gb w7mchwn one atom?

  The atomic number and mass number for calciumh2a)r(;p pfb b 39 are 20 and 39, respectively. How many electrons arp b;)rah(fp 2be in one atom?

  The atomic number and mass numbo55-yvxyqk b:er for calcium 39 are 20 and 39, respectively. How many protons are5xy-:5kq b yvo in one atom?

  The atomic number and mass number for calcixne2x apn6(:bpd, xt/puvq5 0um 39 are 20 and 39, respectively. How many neutrons are in one px6bnq5a0, px (pue/d 2x:tnv atom?

  In a 93 Nb nucleus, the number of9m-/o:v .o og0yld8 phmdqr9tx7 +n bs protons, neutrons, and electrons is 41

  How many protons are there in t;z-p2wsbix w-r x:t+ lhe carbon-14 nucleus?

  If an element of atomic number 15 hm3aik4b: 8+ uggaje/d p hu(d.as an isotope of mass number 32,

  Calculate the binding zgr q (,912it;ub2ryq y1kcquenergy of $^4He$.

  How much energy is required to rnve+4r* n5jv yemove one proton from $^9Be$?

  An element with atomic number 88 goes t4av 5ya/mbdrqa 8n a ,t5gde-*hrough alpha decay. Its atomic number is 4dayn-vdt*aq5eb m5rg /8,aa now

  An atom has 98 protons and 249 nucleons. If yv dq. / 6tozqnm2l.1ttj,,dgit undergoes alpha decay, what are the number of protons and neutrons / mlyd1.ttnzd,,6 j2vq tqgo., respectively, in the daughter nucleus?

  A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta decay. How much e(ii:9mb .mf fx+cl3 lanergy (in MeV) is re l :axmmc9l ff.ii+b3(leased 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 undern 3q87hyvh(xv /mq8lfgoes $b-$ decay. Its atomic number is now

  If the half-life of a material is 45 years, how much will ps1i;yizcv+* be left after 100 years?1+*pi vy zcsi;

  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 wilh0f( r1 zxt.ntl decay this year if its half-life is 247 yearsttr zh(x f1.n0?

  A Thallium source was certiijiy *of/(++xrlqv g6 fied 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 sample is+pnb:okya ;) i lpoa):yn ;+ibkeft after 40 min?

  The half-life of radioactive iodine-137 is 8.0 daya9h3g3,udooq-*rrtbm s2 j sr6hgq (-s. How many iodine nuclei are necessary to produce an activity oq6rdr -ot-j b(3hhg9 qs arm*ug,s3o2f $1.0 \; \mu Ci$?

  A radioactive substance with a half-life of 3.0 days has an initial acc edv up4;ubg.o19 +onxseu .4tivity of u d..4oes+;vu1oup bex4cg9n$0.24 \; Ci$. What is its activity after 6.0 days?

  The radioactivity due to carbon-14 measured in a piece of a wooden caskpy *c:up:4y8-+b8 o z kodgoviet from an ancient burial sioo p+bck-u yy*i:84vog8d: zpte 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 carbon-14, a beta emitter, is 5730 years. Thus we would estimate the age of the artifact to be about

  How long would it takemapq9z +:mxw2 $4.0 \times 10^{20} \; atoms$ to decay to $1.0 \times 10^{19} \; atoms$ if their half-life was 14.7 years?

  How long will it take ax4c-(ac6x,waoj 1m rr $4.5 \; Ci$ sample of material to reach an activity level of $0.14 \; Ci$ if the half-life is 435 years?