Answers by Adam McCrea
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Answers by Adam McCrea

Answers by Adam McCrea
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Caffeine is a: a. weak acid, with a pKa of ~8.0 b. weak acid, with a pKa of ~0.5 c. weak base, with a pKa of ~8.0 d. weak base, with a pKa of ~0.5
answered Feb 13, 2021
1 vote
227k views
. The diagram represents a technique used by scientists today to maintain the genetic makeup of an organism. Cell Cluster of cells Culture dish Original plant New plant Stage 1 Stage 2 Stage 3 Stage 4
answered Jan 7, 2021
2 votes
49.0k views
5 Which of the following lines is perpendicular to the line y = -3x + 2 and passes through the point (-2, 8)? A y=-3x + 26 B y = 5x+15 Cy= 3x + 39 D5y = 3x + 1
answered Nov 5, 2020
3 votes
225k views
Each organism in a population produces more offspring than can survive. This is called .
answered Oct 28, 2020
5 votes
159k views
A truck carries apples, grapes, and blackberries in the ratio of 4:3:4 if the apple weighs 160 pounds how much does the truckload of fruit weigh in total
answered Jul 22, 2020
2 votes
106k views
Most online sources that end with .org or .edu are reliable. Question 9 options: True False
answered Mar 11, 2020
3 votes
155k views
What is one of the dishes preferred by the inhabitants of Puerto Rico?
answered Apr 28, 2019
3 votes
161k views
A necklace is formed by stringing 133 colored beads on a thin wire in the following order: red,orange,yellow,green,blue,indigo,violet; red,orange, green, blue, indigo, violet.If the pattern continues,
answered Apr 18, 2019
5 votes
105k views
Which conclusion is best supported by the decision to intern Japanese Americans? a. Everyday Americans worried about the safety of Japanese Americans. b. Japanese Americans were planning an attack the
answered Feb 20, 2019
4 votes
160k views
Anxiety disorders are __________.
answered Feb 18, 2019
5 votes
130k views
Penelope is adding fractions while taking a math test. Which part of her brain is at work
answered Sep 13, 2018
3 votes
95.5k views
Which statement describes a heterogeneous catalyst? It is in a different phase than the reactants. It is in the same phase as the reactants. It increases the activation energy of a reaction. It lowers
answered Feb 28, 2018
5 votes
139k views
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