5. The following contains mass measurements that are typically found with this experiment. Calculate the missing quantities. Be sure to show how you obtained your answers. A. Determination of NH4C1 47.524 1. Mass of evaporating dish #1 and original sample (g) 45.330 2. Mass of evaporating dish #1 (g) 3. Mass of original sample (g) 47.260 4. Mass of evaporating dish #1 after subliming NH4CI (g) 5. Mass of NH4CI (g) Calculation 6. Percent of NH4CI calculation

5. The following contains mass measurements that are typically found with this experiment. Calculate the missing quantities. Be sure to show how you obtained your answers. A. Determination of NH4C1 47.524 1. Mass of evaporating dish #1 and original sample (g) 45.330 2. Mass of evaporating dish #1 (g) 3. Mass of original sample (g) 47.260 4. Mass of evaporating dish #1 after subliming NH4CI (g) 5. Mass of NH4CI (g) Calculation 6. Percent of NH4CI calculation

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...

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Match terms with their definitions v Avogardo's number v Molar mass v mole v Atomic mass A. mass of 1 mole of a substance (expressed in grams and can be found on a periodic table) B. a group of particles (elementary units) equal to 6.02 x 1023 C. number of elementary units in 1 mole (6.02 x 1023 units = 1 mole) D. mass of all protons and neutrons within an atom (expressed in amu and can be found on the periodic table)
S a. Using the average atomic mass of carbon, calculate the mass (in amu) of 137 carbon atoms. b. Using the average atomic mass of potassium, calculate the mass (in amu) of 7.60 x 106 potassium atoms. amu c. Using the average atomic mass of lithium, calculate the mass (in amu) of 4.90 x 1023 of lithium atoms. amu Submit Answer d. Using the average atomic mass of magnesium, calculate the mass (in amu) of 3 magnesium atoms. amu Show Hint e. Using the average atomic mass of iodine, calculate the mass (in amu) of 3.300 x 1023 iodine atoms. amu amu Retry Entire Group 8 more group attempts remaining Previous Next Save and Exit
In neutron logging the atomic particles called neutrons from sonde are sent through the formation. On collision of neutron with hydrogen, the hydrogen slows them down. When detector records slow neutrons, it means no hydrogen is present. a. True b. False
In any neutral Adam there are equal numbers of? A. Neutrons and electrons B. Protons and neutrons C. Positrons and electrons D. Electrons and protons
Mass analyzers define it 1. Quadrupoles 2. Time of Flight (TOF) 3. Trapped Ion 4. Magnetic Sectors
The average atomic mass of carbon is 12.011 amu. Assuming you were able to pick up only one carbon atom, the chance that you would get one with a mass of 12.011 amu is ________. Explain in a few words.
An atom of 131 I contains ________ protons.
Complete the table. Element Isotope No. of protons No. of neutrons Atomic mass (u) Isotopic abundance Ar (3 decimal places) 17Cl 35Cl 34.96885 75.5% 37Cl 36.96590 24.5% 29Cu 63Cu 62.92960 69.15% 65Cu 64.92779 30.85% 35Br 79Br 78.91834 50.8% 81Br 80.91629 49.2% 30Zn 64Zn 63.92914 49.17% 66Zn 65.92603 27.73% 67Zn 66.92713 4.04% 68Zn 67.92484 18.45% 70Zn 69.92532 0.61% 26Fe 56Fe 53.93961 5.845% 54Fe 55.93494 91.754% 57Fe 56.93539 2.119% 58Fe 57.93327 0.282%
Answer both the questions with proper explanation ASAP . Please answer within 45 minutes , I will give like for sure!!
NUCLEAR CHEMISTRY: Consider the nuclei 1150 Sn. Determine its mass defect in kilograms if its atomic mass is 116.943 amu. The mass of a proton and neutron are 1.0073 and 1.0087 amu, respectively. Express your answers in three decimal places in scientific notation, i.e., 6.022e23 to represent 6.022 x 1023. Do not include the unit.
17.A hypothetical element X is found to have an atomic mass of 37.45 amu. Element X has 2 isotopes, X -37 and X-38. The X- 37 has a fractional abundance of 0.7721 and an exact isotopic mass of 37.24. What is the isotopic mass of the second isotope?