"Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md What is the mole fraction of ammonia in a solution containing 12.5 g ammonia, (NH), and 500.0 g water? • Report the answer to three significant figures. Provide your answer below:
Nh Ra Ho Pr Sm Eu Gd Tm Lu Th Bk Fm Md No Np Pu Cm Es What is the energy of the Het electron with n k 2.18 x 10-18 J) = 4? ( .Your answer should have three significant figures. Provide your answer below:
Gd 15E " Ne Pu Am Cm Bk Cf Es Fm Md No What is the energy of the electron in a helium ion with a charge of +1 in an orbit with a value of n = 42 • Use k = 2.179 x 10-18 J. . Report your answer with three significant figures. Provide your answer below: FEEDBACK MORE INSTRUCTION SUBMIT Content attribution earch
electron configuration References Use the References to access important values if needed for this question 40 50 60 78 COM Eu Gd Tb Dy Ho Er Tm Yb Lu Np Pu Am Cm Bk Cf Es Fm Md No Lr ThPa Write the complete electron configuration for the iron(III) ion. Using NOBLE GAS notation write the electron configuration for the nickel(II)ion. Submit Answer
Use the References to access important values if needed for this quotion 8А ZA 4A 5A 6A 7A He Z Mg 3B 4B 5B 6B7B8B1B2B 13 Z S : BENE Os Ir Pt Tl Pb Bi Po At 29E Pr Nd Pm Sm Eu Gd Thu Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Write the complete electron configuration for the chromium atom. Using NOBLE GAS notation write the...
17 18 12 13 15 16 5 14 2 3 4 6 7 10 11 1 He 1 H 2 N O F Ne Li Be Na Mg $3 Si CI Ar Al Cr Mn Fe Co Ca Sc Ni Cu Zn 4 K Ti V Ga Ge As Se Br Kr Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te 5 Rb Xe 6 Cs Ba La WRe Os Ir Au Hg TI...
Ac Th Pa Np Pu Am Cm Bk C Fm Md No 9 A 12.00 g sample of MgCl, was dissolved in water. 0.2500 mol of AgNO, was required to precipitate all the chloride ions from the solution. Calculate the purity (as a mass percentage) of MgCl, in the sample. • Your answer should have four significant figures (round to the nearest hundredth of a percent). Provide your answer below:
1A 8A H 2A 3A 4A 5A 6A 7A He Li Be B CN O F Ne Na Mg 3B 4B 5B 6B 7B 8B 1B 2B Al Si P SCI Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr YZr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te Xe Cs Ba La Hf Ta WRe Os Ir Pt Au Hg T Pb Bi...
USCRICICULES ULLE HUU W u n . A. An element with the valence electron configuration 4s' would form a monatomic ion with a charge of In order to form this ion, the element will electron(s) from/into the subshell(s). B. An element with the valence electron configuration 5s-5p would form a monatomic ion with a charge of In order to form this ion, the element will Y e lectron(s) from/into the subshell(s). Submit Answer Retry Entire Group 9 more group attempts...
3A 4A BCNO 6878 881B 28 Al Si P S Cl Ar SCTV Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr R|sr| Y |2| Nh Ma Tc Ru Rh Pd ng d in sn sb Te | Xe | Cs Ba La Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra AC RHa Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu U Np...