# johnjehu68

## johnjehu68

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johnjehu68Lv6

12 Feb 2023

Answer: The molecular ion peak at M/E = 218 in the mass spectrum of nootkatone...

johnjehu68Lv6

12 Feb 2023

Answer: The theoretical yield of propane in the reaction of 3 moles of propene...

johnjehu68Lv6

12 Feb 2023

Answer: The Intermediate Value Theorem states that if a function f is continuo...

johnjehu68Lv6

4 Feb 2023

Answer: Based on the given information, it can be deduced that Isomer A is an ...

johnjehu68Lv6

4 Feb 2023

Answer: One example of a C4H6 molecule with 1 sp, 2 sp2, and 1 sp3 hybridized ...

johnjehu68Lv6

4 Feb 2023

Answer: One example of a C4H6 molecule that contains 4 sp2 hybridized carbons ...

johnjehu68Lv6

4 Feb 2023

Answer: One example of a C4H6 structure with 1 sp, 2 sp2, and 1 sp3 hybridized...

johnjehu68Lv6

3 Feb 2023

Answer: a) Since the reaction goes to completion, the final concentrations of ...

johnjehu68Lv6

2 Feb 2023

Answer: Physics is the study of matter and energy and the interactions between...

johnjehu68Lv6

2 Feb 2023

Answer: Learning mathematics requires a strong foundation in concepts, consist...

johnjehu68Lv6

2 Feb 2023

Answer: Without seeing the specific error messages, it's difficult to know for...

johnjehu68Lv6

2 Feb 2023

Answer: Physics is the natural science that studies matter, energy, and the in...

johnjehu68Lv6

29 Jan 2023

Answer:a) The square matrix A with a rank(A) = 0 and nullity(A) = n is the zer...

johnjehu68Lv6

29 Jan 2023

Answer: To show that the binary operation on X/~ defined by [(a, b) [c, d) ~~ ...

johnjehu68Lv6

29 Jan 2023

Answer: To prove that +n and *n are well-defined binary operations on Zn, we n...

johnjehu68Lv6

29 Jan 2023

Answer:Yes, +n and *n are binary operations on the set Zn, where Z is the set ...

johnjehu68Lv6

27 Jan 2023

Answer: It seems that the variables _formkey and loginData are not being defin...

johnjehu68Lv6

27 Jan 2023

Answer: To find the final velocity of the snowboarder after sliding down the i...

johnjehu68Lv6

27 Jan 2023

Answer: The net force acting on an object is equal to the force applied to the...

johnjehu68Lv6

27 Jan 2023

Answer: To calculate the density of silver, we first need to find the mass and...

johnjehu68Lv6

27 Jan 2023

Answer: The new water level in the cylinder will be 78.5 ml. The density of si...

johnjehu68Lv6

27 Jan 2023

Answer: The volume of the object is 2 ml. To figure this out, we can use the f...

johnjehu68Lv6

27 Jan 2023

Answer: The volume of Jack's object is 32 ml. To figure this out, we can use t...

johnjehu68Lv6

26 Jan 2023

Answer: In order to calculate the starting height of the owl, we can use the f...

johnjehu68Lv6

26 Jan 2023

Answer: We know that F varies directly with m and inversely with the square of...

johnjehu68Lv6

26 Jan 2023

Answer: h b. Name of the function x a. Domain of the function h(x) c. Output v...

johnjehu68Lv6

26 Jan 2023

Answer: The statement A is true. h(-1) = 2 - 4(-1) = 2 - (-4) = 2 + 4 = 6 The ...

johnjehu68Lv6

26 Jan 2023

y = -3x - 6 b. f(x) = -3x - 6 y = -5x - 3 a. f(x) = -5x - 3 y = 6x + 7 c. f(x)...

johnjehu68Lv6

26 Jan 2023

Answer: To prepare 750 mL of 0.5 M phosphate buffer, pH 6.7, you will need to ...

johnjehu68Lv6

26 Jan 2023

Answer: To make a buffer solution of pH 5.1, we need to add a small amount of ...

johnjehu68Lv6

26 Jan 2023

Answer: a. 0.5 M sodium acetate/0.5 M acetic acid: This solution is known as a...

johnjehu68Lv6

26 Jan 2023

Answer: To find the centroid of a lamina, we can use the formula: M = (1/A) * ...

johnjehu68Lv6

26 Jan 2023

Answer: The walls of the room have a total area of 13 ft x 18 ft x 4 (since th...

johnjehu68Lv6

25 Jan 2023

Answer: a) To calculate the density of the liquid using the given uncertainty ...

johnjehu68Lv6

25 Jan 2023

Answer: The hydronium ion concentration and pH after the addition of 0.25 mL o...

johnjehu68Lv6

25 Jan 2023

Answer: "one solution is a buffer" is not sufficient. The hydronium ion concen...

johnjehu68Lv6

25 Jan 2023

Answer: The hydronium ion concentration and pH after the addition of 0.25 mL o...

johnjehu68Lv6

25 Jan 2023

Answer: To calculate the concentrations of acetic acid and acetate in a buffer...

johnjehu68Lv6

25 Jan 2023

Answer:Yes, it is possible to convert wasted heat into useful energy or electr...

johnjehu68Lv6

25 Jan 2023

Answer:Yes, it is possible to convert wasted heat into useful energy or electr...