Questions by Denee

Questions by Denee

If the sum of ten numbers is x, which of the following expressions represents the average of these ten numbers?

asked Nov 9, 2021

1 answer

4 votes

97.8k views

How did Hypatia contribute to the study of philosophy? She became a teacher at Alexandria. She improved upon the works of Plato. She was educated in both science and mathematics. She studied Euclid’s theories

asked Aug 6, 2021

2 answers

4 votes

41.1k views

HELP ME PLEASE!!! Most materials we encounter consist of more than one Element or compound, so they are mixtures. A mixture is made of two or more substances that are together in the same place, but their

asked Jun 23, 2021

1 answer

4 votes

144k views

A student is building an electrical circuit. Which material should she choose for the wires, and why? A. A noble gas such as krypton, because its atoms are far apart and it is nearly inert B. A nonmetal

asked Mar 27, 2021

2 answers

5 votes

7.8k views

Show that one zero of 8x230x27 is the square of the other.

asked Mar 12, 2021

1 answer

0 votes

9.7k views

Help this may be the last time

asked Jan 4, 2021

1 answer

1 vote

90.8k views

Please help...super confused on this for calc. A particle moves along the x-axis with position function s(t) = e^sin(x). How many times in the interval [0, 2π] is the velocity equal to 0?

asked Dec 27, 2020

1 answer

3 votes

87.1k views

A copper wire of length 16 cm is in a magnetic field of 0.19 T. If it has a mass of 9.0 g, what is the minimum current through the wire that would cause a magnetic force equal to its weight?

asked Dec 2, 2020

1 answer

0 votes

181k views

Peptic ulcers are sores in the lining of the stomach that are caused by a bacterial infection. These bacteria increase the acid in the stomach and eat away at the stomach lining, which causes sores. When

asked Apr 17, 2020

2 answers

4 votes

9.1k views

When you display the backstage info section, you cannot manually change which property

asked Apr 14, 2020

2 answers

4 votes

90.0k views

Whts the solution from this?

asked Dec 3, 2019

2 answers

0 votes

53.2k views

Explain how to do B and D please

asked Aug 5, 2019

1 answer

4 votes

168k views

The stadium sold the same number of tickets each hour for 8 hours. If they sold 2,000 tickets in all, how many tickets did they sell each hour? A. 2,500 B. 2,000 C. 250 D. 8

asked Dec 19, 2018

2 answers

3 votes

34.2k views

Reaction rates are affected by concentration, collision geometry, and the presence of a catalyst. Which of the following statements is FALSE concerning these factors? Increasing the concentration of reacting

asked May 15, 2018

2 answers

4 votes

172k views

Use the echelon method to solve the following system of two equations in two unknowns 4x+7y=-25 2x-7y=-23

asked Jan 28, 2018

1 answer

3 votes

41.6k views

groups, or families, in the periodic table have what in common? a. physical properties b. chemical properties c. the same number of neutrons d. the same number of electrons

asked Nov 20, 2017

1 answer

1 vote

46.9k views

5.67 rounded to the nearest tenth

asked Jul 1, 2017

2 answers

2 votes

115k views

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