Which of the following is NOT a likely reason for the increase in diversity of animals during the Cambrian Period?

QUESTION 2  A picture of a Toblerone chocolate and its packaging is shown below:  Right click on the button below and open the image in a new tab.       2.1  Calculate the volume of one of the triangular sections (one triangular piece of the chocolate). Use the following formula: 

Tim, Al, and Pat contributed assets to form the equal TAP Partnership. Tim contributed cash of $40,000 and land with a basis of $80,000 (fair market value of $60,000). Al contributed cash of $60,000 and land with a basis of $50,000 (fair market value of $40,000). Pat contributed cash of $60,000 and a fully depreciated property ($0 basis) valued at $40,000. Which of the following tax treatments is not correct?

Which one of the following increases a partner’s basis in the partnership?

Suppose consumers buy 70 million packs of cigarettes per month at a price of $6 per pack. If a $2 tax is added to that price, Instructions: Enter your responses as a percentage rounded to one decimal place. Remember to use the average in the denominator when completing questions related to elasticity. By what percentage does the price change?

When Disney’s Magic Kingdom in Orlando, Florida, opened in 1971, the price of admission was $3.50 per day. In 2020, the ticket price was $109 per day. Enter your responses as a percentage rounded to the nearest whole number.  By how much did the nominal price of a Disney ticket increase from 1971 to 2020?  __ %

Fill-in the blanks: a)  The following orbital diagram belongs to an ion, X2+.     The chemical symbol of X is [a].   b) An h subshell has [b] orbitals.  c) Consider Mn and Mn3+.  Which one has the largest radius, the atom or the ion?  (Note: Do not write the symbol, in the space write the word atom or the word ion.) The [c]. d) Of the elements beryllium, boron, carbon and lithium,  the one with the highest first ionization energy is [d].  e) For the subshell 4f, the value of the principle quantum number is [e]. f) Consider the data in Table 1 below: Table 1: Calorimetric Data for Aluminum and Copper Subtance Mass Initial Temperature Final Temperature Aluminum 5.0 g 15 oC 27 oC Copper 5.0 g 55 oC 27 oC The substance that had an exothermic process was [f].  

Fill-in the blanks: a)  The following orbital diagram belongs to an ion, X2+.     The chemical symbol of X is [a].   b) An h subshell has [b] orbitals.  c) Consider Mn and Mn3+.  Which one has the largest radius, the atom or the ion?  (Note: Do not write the symbol, in the space write the word atom or the word ion.) The [c]. d) Of the elements beryllium, boron, carbon and lithium,  the one with the highest first ionization energy is [d].  e) For the subshell 4f, the value of the principle quantum number is [e]. f) Consider the data in Table 1 below: Table 1: Calorimetric Data for Aluminum and Copper Subtance Mass Initial Temperature Final Temperature Aluminum 5.0 g 15 oC 27 oC Copper 5.0 g 55 oC 27 oC The substance that had an exothermic process was [f].  

A combination of a 2.0-Ω resistor in series with 4.0-Ω resistor is connected in parallel with a 3.0-Ω resistor. What is the equivalent resistance of this system?

Sarah asks, “What happens in your brain when you are depressed?”  You explain depression is caused by [answer1] levels of the neurotransmitter [answer2] that plays a role in regulating mood.  Sarah then says, “Okay.  I think I get it.  What kind of medication would help me do that?”  To which you answer: [answer3].