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Leasha
Questions (9)
Find the extreme value(s) of the function f(x)=1/(1-x^2).
I tried, and for the first derivative I got -1/(2*sqrt((1-x^2)^3)). I
1 answer
513 views
If agglutination occurs when blood with a certain antigen and blood with the corresponding antibody mix, why is blood type O the
0 answers
601 views
A model rocket is launched vertically upward from the ground. After 4.3s, its fuel is completely burned. Assume uniform
0 answers
741 views
An equilateral triangle is inscribed in a circle. The radius of the circle is 21 in. Determine the side length of the triangle
3 answers
2,620 views
A ball is thrown straight up into the air with a velocity of +20.5 m/s. Find the velocity of the ball after 2.5 s.
1 answer
1,685 views
Consider the following diagram and fill in the table: It's a diagram of circles with points around the circumference based off
1 answer
625 views
Consider the following diagram and fill in the table: It's a diagram of circles with points around the circumference based off
1 answer
602 views
Consider the following diagram and fill in the table: It's a diagram of circles with points around the circumference based off
0 answers
646 views
Consider the following diagram and fill in the table: It's a diagram of circles with points around the circumference based off
0 answers
647 views
Answers (5)
Ionic bonds tend to have an electronegativity difference ranging from 1.7-4.0. Looking on the periodic table, we can determine the ionic bonds. H--S 2.2--2.58 (difference of 3.8) Si--Cl 1.9--3.16 (difference of 1.26) Cs--Br 0.79--2.96 (difference of 2.17)
Passé composé is the English equivalent of "I have", but it's used more frequently in French. To make a sentence into passé composé, one must add the correct conjugation of the verb "avoir", and then the past participle of the verb you are describing.
PV=nRT *n = #mol* n=PV/RT (1atm*1L)/(0.0821(L*atm/K*mol)*293K)=n 0.42=n 1mol O2= 32g O2 (according to the periodic table) 0.42mol*32g = 13.44g O2
Thanks so much!
To add to that, make sure you know that most -er verbs in the passé composé end with é
