Search found 36 matches

by NS_Tutor_Sophia
Thu Dec 06, 2018 4:33 pm
Forum: General Discussion
Topic: Writing a Conclusion on the PCAT Essay
Replies: 0
Views: 30

Writing a Conclusion on the PCAT Essay

A student recently emailed us to ask for tips on writing a conclusion on the PCAT essay. This is a great question! An acceptable conclusion will summarize the information presented in the body paragraphs of the essay. A strong conclusion, however, might not present new evidence or new proposals, but...
by NS_Tutor_Sophia
Tue Dec 04, 2018 12:37 pm
Forum: Questions about Exams
Topic: Full Length 5 CP Q15
Replies: 0
Views: 35

Full Length 5 CP Q15

A student recently asked us why the correct answer should have approximately equal proportions of a weak acid and its conjugate base for the following question: "Which of the following solutions would create an effective buffer?" The answer to this question is that a buffer is more effective (has mo...
by NS_Tutor_Sophia
Thu Nov 29, 2018 3:12 pm
Forum: Questions about Exams
Topic: Review Book Ch. 24 Q9
Replies: 0
Views: 50

Review Book Ch. 24 Q9

A student recently asked us why (x - 1500) is present on one side of the equation when solving the problem: "Carbon-14 has a half-life of 5700 years. If 1500 g has decayed from a carbon-14 sample over a period of 17,100 years, what was the original mass of the sample?" This is a great question! This...
by NS_Tutor_Sophia
Mon Nov 19, 2018 10:46 am
Forum: Questions about Exams
Topic: General Chemistry QBank Q68
Replies: 0
Views: 51

General Chemistry QBank Q68

A student recently emailed us to ask why the resulting nucleus would have 4 fewer mass units from the following question: "What element will remain if U-238 undergoes one α, one β+, one β–, and two gamma decays?" This is a great question! Let's determine what happens to the number of protons, number...
by NS_Tutor_Sophia
Fri Nov 16, 2018 3:55 pm
Forum: Questions about Exams
Topic: Diagnostic QR Q7
Replies: 0
Views: 61

Diagnostic QR Q7

A student recently asked us about the following question: 3/4 of 0.5% is... A. 0.0374 B. 3/800 C. 3/500 D. 0.325% Some questions may express numbers in multiple forms (fraction, decimal, percent), even among the answer choices, as is true for this question! This makes the question more difficult as ...
by NS_Tutor_Sophia
Fri Nov 16, 2018 3:43 pm
Forum: Questions about Exams
Topic: Lesson 2 Quiz Q2
Replies: 0
Views: 53

Lesson 2 Quiz Q2

A student recently asked us about the three errors found in the sentence: "With antibiotic resistance on the raise, concern over their real risks are at their height." The three errors in this sentence are: raise = this should be replaced with "rise" (vocabulary error) are = this should be replaced ...
by NS_Tutor_Sophia
Tue Nov 13, 2018 8:18 pm
Forum: Questions about Exams
Topic: General Biology QBank Q37
Replies: 0
Views: 70

General Biology QBank Q37

A student recently emailed us to ask why the net ATP production is not 2 for the following question: "If it costs two ATP molecules to add a single phosphate group to a substrate, but the removal of a phosphate group still only generates one ATP molecule, what would the net ATP production be during ...
by NS_Tutor_Sophia
Mon Oct 22, 2018 9:33 am
Forum: Questions about Exams
Topic: Full Length 2 QR Q13
Replies: 0
Views: 154

Full Length 2 QR Q13

A student recently asked us why the wages are multiplied by 1.2 or 1.5 to solve the following question: "Elizabeth earns an hourly wage that is 1.25 times Yavuz’s hourly wage. During their annual review, Elizabeth earns a 20% raise while Yavuz earns a 50% raise. What is the ratio of Elizabeth’s new ...
by NS_Tutor_Sophia
Wed Oct 17, 2018 9:23 am
Forum: Questions about Exams
Topic: Diagnostic CP Q38
Replies: 0
Views: 122

Diagnostic CP Q38

A student recently asked us how to solve the following problem using the half-life equation: "Cobalt-60 has a half-life of 5.2 years. Starting with 32 grams of cobalt-60, how much of the original isotope will remain after 26 years?" The half-life equation is N = N 0 (1/2)^(t/h) where N is the amount...
by NS_Tutor_Sophia
Fri Oct 12, 2018 12:36 pm
Forum: General Discussion
Topic: Pearson PCAT Exams Obtained Separately
Replies: 0
Views: 179

Pearson PCAT Exams Obtained Separately

A student recently emailed us to ask if the Pearson PCAT Exams scheduled in the study plan generator are included or must be purchased separately. While the study plan generator does allow you to incorporate Pearson PCAT Exams into your study schedule, they are not included with the Next Step PCAT C...