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If the reaction of 3.75 moles of lithium with excess hydrofluoric acid produced a 96.5% yield of hydrogen gas, what was the actual yield of hydrogen gas? unbalanced equation: li + hfyields lif + h2
answered Jul 16, 2019
4 votes
110k views
n which one of the following pairs of angles are the angles always equal to each other? A. Adjacent B. Supplementary C. Complementary D. Vertical
answered Jun 3, 2019
1 vote
38.9k views
Japan was able to prevent slipping into the mire of the Great Depression by devaluing its currency. How did this act help the nation survive nearly unscathed? * This turned higher profits for Japanese
answered Apr 11, 2019
3 votes
83.8k views
What are the missing angle in parallelogram rstu
answered Mar 13, 2019
2 votes
114k views
Which of the following statements describes how enzymes differ from ordinary chemical catalysts? a.Enzymes are inorganic in nature. b.Enzymes catalyze select chemical reactions. c.Enzymes bind their substrates
answered Aug 27, 2018
1 vote
52.5k views
The addictive potential of alcohol is probably best explained by the way it stimulates the reward pathways for ______ in the brain.question 10 options:a. dopamine b. serotoninc. gabad. acetylcholine
answered Aug 26, 2018
1 vote
163k views
Humans use what to pass on desired phenotypic traits to the next generation of organisms. A) natural breeding B) selective breeding C) selective insemination D) artificial fertilization
answered Aug 4, 2018
6 votes
124k views
Find the measure of ∠C if ∠A = 3 2 x + 20 ∠B = 7 2 x + 20 ∠C = 5 2 x + 40 ∠D = 3 2 x + 10
answered Jun 13, 2018
2 votes
101k views
Name the property the equation illustrated 8 + 3.4 = 3.4 +8
answered Jun 7, 2018
5 votes
107k views
Write three equivalent expressions for the expression 16x+64
answered Apr 22, 2018
6 votes
203k views
The perimeter of a rectangle is 32 units. Its width is 6 units. What is the area of the rectangle?
answered Feb 15, 2018
2 votes
121k views
How do you find slope and y-intercept form in a word problem?
answered Jun 2, 2017
5 votes
102k views
True or false: physical changes occur when enough energy is released or absorbed from a substance
answered May 20, 2017
7 votes
105k views
3/4 of what equals 75
answered Feb 20, 2016
2 votes
178k views
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