Lom/mod/quiz/attempt.php?attempt%3D20480958&cmid%3D906687ING SYSTEM (ACADEMIC)al Chemistry I Spring21Time left 0:44:00The mass of a proton is 1.673 x 10-27 kg and the diameter of the nucleus of the H atom is 1.0 x 10° pm. Calculate thedensity of the nucleus of the H atom in kg/m.O a. 1.7x 1018 kg/m3O b. 3.0x 1015 kg/m3O c. 4.0x 1017 kg/m3O d. 3.2x 1018 kg/m3O e. 1.3x 1019 kg/m3Nitrogen gas, in a 2.00-L flask, absorbs 2.00 kJ of heat and exerts a pressure of 1.80 atm. The atmospheric pressure inthe room is 0.996 atm. Calculate the internal energy change for the system.

Given in the question, Mass of proton = 1.673 ×10-27kgDiameter of nucleus = 1.0 ×10-3 pm Radius of…

The mass of a proton is 1.673 x 10-27 kg and the diameter of the nucleus of the H atom is 1.0 x 10° pm. Calculate the density of the nucleus of the H atom in kg/m3. O a. 1.7x 1018 kg/m3 O b. 3.0x 1015 kg/m3 Oc. 4.0x 1017 kg/m3 O d. 3.2x 1018 kg/m3 O e. 1.3x 1019 kg/m3

The mass of a proton is 1.673 x 10-27 kg and the diameter of the nucleus of the H atom is 1.0 x 10° pm. Calculate the density of the nucleus of the H atom in kg/m3. O a. 1.7x 1018 kg/m3 O b. 3.0x 1015 kg/m3 Oc. 4.0x 1017 kg/m3 O d. 3.2x 1018 kg/m3 O e. 1.3x 1019 kg/m3

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

An unknown element (Uk) has three isotopes, seen in the table. One of the percentage values is missing. Percent Isotope Notation Mass (amu) Abundance (%) Uk-66 65.994 57.00 Uk-69 68.958 13.00 Uk-71 70.975 ? Once you have found the missing percentage, calculate the average atomic mass of Uk. Enter your answer to the hundredths place.
1A 8A H 2A 3A 4A 5A 6A 7A He B C NO F Ne Li Be Na Mg 3B 4B 5B 6B 7B 8B - 1B 2B A1 Si PS CI Ar K Ca sc Ti v Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb TeI Xe Cs Ba La Hf Ta w Re Os Ir Pt Au Hg TI Pb Bi Po At Rn Fr Ra Ac Rf Ha Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Considering only ions with charges of +1, +2, -1 and -2, or neutral atoms, give the symbols for 4 species that are isoelectronic with the strontium ion, Sr*.
A new (imaginary) element has been discovered. It exists in three naturally occurring isotopic forms. ISOTOPE Mass (amu) Abundance (%) Isotope 1 300.696 17.872 Isotope 2 302.757 20.185 Isotope 3 305.735 61.943 Calculate the mass for the element as it would appear in the periodic table. Report your answer to two decimal places.Answer
1A 8A H 2A 3A 4A 5A 6A 7A He Li Be B C NO F Ne Na Mg 3B 4B 5B 6B 7B r 8B - 1B 28 A1 Si PS CI Ar K Ca Sc Ti v Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Hf Ta w Re Os Ir Pt Au Hg TI Pb Bi Po At Rn Fr Ra Ac Rf Ha Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Using only the periodic table arrange the following elements in order of increasing ionization energy: xenon, neon, radon, helium Lowest Highest Please answer this question according to the general rules you have learned regarding periodic trends. DO NOT base your answer on tabulated values since exceptions may occur.
Antimony has two naturally occuring isotopes, 12 Sb and 123Sb. 12'Sb has an atomic mass of 120.9038 u, and 123Sb has an atomic mass of 122.9042 u. Antimony has an average atomic mass of 121.7601 u. What is the percent natural abundance of each isotope? 121 Sb: % 123 Sb:
a. A fictitious element X has an average atomic mass of 122.264 u.122.264 u. Element X has two naturally occuring isotopes. The most abundant isotope has an isotopic mass of 121.752 u121.752 u and a relative abundance of 63.97%.63.97%. Calculate the isotopic mass of the least abundant isotope. b.Suppose that fictional element X has an average atomic mass of 75.531 u.75.531 u. Element X has two isotopes. One isotope has a mass of 72.203 u72.203 u and a percent abundance of 17.26%.17.26%. Calculate the mass of the second isotope. c. A 1.7878 g1.7878 g sample of sodium containing a mixture of Na23Na23 and Na22Na22 has an apparent "atomic mass" of 22.9743 u22.9743 u. Find the mass of Na22Na22 contained in this sample.
Symbol Abundance in Nature Protons: Periodic Table Neutrons: Electrons: H. Не Li Be C Ne My Isotope Symbol Carbon-13 Abundance in Nature +1 Stable O Mass Number 13 Neutrons Atomic Mass (amu)
1A 8A H 2A 3A 4A SA 6A 7A He CNOF Ne Li Be В B 2B ASi PS CI Ar Na Mg 3B 4B 5B 6B 7B г 68 K Ca Sc TiV Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Xe Rb Sr Y Zr ND MO Tc Ru Rh Pd Ag ca In Sn Sb Te Cs Ba La Hf Ta Re Os Ir Pt Au Hg TI Pb Bi Po At Rn Fr Ra Ac Rf Ha Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa UNp Pu Am Cm Bk Cf Es Md No Lr Considering only ions with charges of+1, +2, -1 and -2, or neutral atoms, give the symbols for 4 species that are isoelectronic with the chloride ion, Cl
1. The ratio of sulfur to oxygen by mass in S02 is 1.0: 1.0.a. Find the ratio of sulfur to oxygen by mass in S03.b. Find the ratio of sulfur to oxygen by mass in S20. 2. The ratio of oxygen to carbon by mass in carbon monoxide is 1.33: 1.00. Find the molecular formula of an oxide of carbon in which the ratio by mass of oxygen to carbon is 2.00:1.00.
Naturally occurring silicon consists of three isotopes with the following isotopic masses and abundances. Isotope Isotopic mass (u) Abundance (%) 2828Si 27.976926532727.9769265327 92.229792.2297 2929Si 28.9764947228.97649472 4.68324.6832 3030Si 29.9737702229.97377022 3.08723.0872 Calculate the average atomic mass of naturally occurring silicon to at least four significant figures
9. Lithium hydroxide crystals are used in manned space vehicles to remove carbon dioxide gas from the air exhaled by the astronauts. The symbolic equation for this reaction is 2LIOH + CO₂ → Li₂CO3 + H₂O a. The formula and charge of a lithium ion is Lit Deduce the formula and charge of the carbonate ion. Explain your answer. b. A space vehicle carries a crew of 7 astronauts. Each astronaut exhales 18 moles of carbon dioxide every day. Calculate the total number of moles of carbon dioxide that the crew will exhale during a mission into space which lasts 10 days. Show your working. c. Calculate the mass of lithium hydroxide crystals which must be loaded on board the space vehicle to react with all the carbon dioxide exhaled during the mission. Show your working.
1A 8A H 2A 3A 4A 5A 6A 7A He Li Be B C NO F Ne Na Mg 3B 4B 5B 6B 7B - 8B¬ 1B 28 Al si P s CI Ar K Ca sc Ti v Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr v zr Nb Mo Tc Ru Rh Pd Ag cd In Sn Sb Te i Xe Cs Ba La Hf Ta w Re Os Ir Pt Au Hg TI Pb Bi Po At Rn ** Fr Ra Ac Rf Ha Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa u Np Pu Am Cm Bk Cr Es Fm Md No Lr A monatomic ion with a charge of +1 has an electronic configuration of 1s2s²2p°3s²3p°. This ion is a(n) [ What is the chemical symbol of the noble gas this ion is isoelectronic with? What is the formula of the ion?