SCIN 131 (SCIN131)

SCIN 131 WEEK 4 QUIZ Complete With Answers Latest Graded 100%. One of the first chemical WMDs, researchers initially produced VX nerve agent for retail sale in the 1950s as a pesticide. Thankfully, your likelihood of coming in contact with VX is extremely low - the world's stockpiles have been destroyed, including the United States' main stockpile in Anniston, AL. The molecular formula for this nerve agent is C11H26NO2PS, and it has a molar mass of 267.37 g/mol. Given this information, wh...

SCIN 131 Week 2 Quiz / SCIN131 Week 2 Quiz: | Score: 94 / 100

SCIN 131 Lesson 4 QuizSCIN 131 Lesson 4 Quiz Question 1 of 12 4.0/ 4.0 Points `In terms of the size of the atom, which of these is the smallest? A.Ne B.Be C.O D.B E.Li Answer Key: A Feedback: Good. See section 9.9 Question 2 of 12 4.0/ 4.0 Points `If you were to put the different wavelengths of the electromagnetic spectrum (as discussed in THIS lesson) in the correct order from shortest to longest, which would be third? A.ultraviolet B.microwaves C.infrared D.x-rays E.radio waves ...

SCIN131 Week 2 Lesson Quiz 2 Week 2 Lesson Quiz Part 1 of 3 - 36.0/ 40.0 Points Question 1 of 25 4.0 / 4.0 Points To which family does krypton belong? • A. alkaline earth metals • B. alkali metals • C. halogens • D. noble gases • E. none of the above Feedback:Topic discussed in Chapter 3.6 Question 2 of 25 4.0 / 4.0 Points An aluminum ion, Al3+, has: • A. 13 protons and 13 electrons

SCIN 131 Week 1 quiz

SCIN 131 Lesson 4 Quiz Question 1 of 12 4.0/ 4.0 Points `In terms of the size of the atom, which of these is the smallest? A.Ne B.Be C.O D.B E.Li Answer Key: A Feedback: Good. See section 9.9 Question 2 of 12 4.0/ 4.0 Points `If you were to put the different wavelengths of the electromagnetic spectrum (as discussed in THIS lesson) in the correct order from shortest to longest, which would be third? A.ultraviolet B.microwaves C.infrared D.x-rays E.radio waves Answer Key: C Fee...

Part 3 of 4 - 16.0/ 20.0 Points Question 6 of 12 0.0/ 4.0 Points `Aluminum has a specific heat capacity that is about twice that of iron. To balls of each metal, both with the same mass, and that have an initial temperature of 95 degrees C, are dropped into a completely insulated container that has the same mass of water but an initial temperature of 30 degrees C. When thermal equilibrium is finally achieved (i.e. temperatures are no longer changing), which of these statements will be true...

Feedback:Empirical Formula discussed in Chapter 6.2. Question 7 of 25 0.0/ 4.0 Points `I was wading in the creek and discovered what I thought to be a small meteorite. I took it home and found its mass to be 5.50 kg. I ran some fancy schmancy chemical tests on it, and determined that the mass of nickel within the sample was 250.0 grams. What is the mass percent of nickel in the meteorite? A. 0.4545%  B. 4.545%  C. 0.5454%  D. 45.45% Feedback:Mass percent discussed in Ch...

SCIN 131 quiz 6 with answers GRADED A /SCIN 131 quiz 6 with answers GRADED A