Recent activity by Alex Klaus

Question

If a sample of alr in a closed container was heated, would the percentage of oxygen In the air increase, decrease, or remain unchanged? Explain your reasoning.

asked Dec 27, 2024

1 answer 207k views

What are some fabulous fathers in iready reading?

answered Dec 2, 2024

1 answer 41.6k views

In "Magicians of the Gods", the destruction of Hancock's lost civilization was brought about by the advent of a much colder climate caused by a) Asteroid impact b) Volcanic eruptions c) Solar flares d)

answered Oct 28, 2024

1 answer 111k views

initially, there were the same number of blue marbles and red marbles in a bag. John took out 5 blue marbles and there were twice as many red marbles as blue marbles in the bag. How many red marbles are

asked Oct 20, 2024

1 answer 167k views

A source of sound of frequency 400 Hz is placed in water. The speed of sound in water is 1600 meters per second, and in air, it is 350 meters per second. The frequency of sound recorded by an observer

asked Oct 9, 2024

1 answer 154k views

Congress is the only branch of the federal government directly elected by the people. O True O False

asked Sep 1, 2024

1 answer 200k views

A balloon is filled with 48.3 g of helium at 31°C and 2.12 atm. What is the volume of the balloon in liters?

asked Jul 24, 2024

1 answer 60.5k views

Saturn's moon titan is in a nearly circular orbit of radius 1.22×109m and period 15.9 days.

answered Jul 21, 2024

1 answer 52.6k views

What converts the digital signals carried by the cable into analog signals compatible with the TV set? A) Set-top box (STB). B) Digital video recorder (DVR). C) Digital versatile disc (DVD). D) Digital

asked Jul 20, 2024

1 answer 44.8k views

How many laps can jaden complete in 12 minutes

asked Jul 15, 2024

2 answers 78.2k views

Below is a list of the "official" Stock Market Sectors. I want you to think of 3 questions (below) as it relates to Covid-19 restrictions. 1. Which sector do you think was negatively impacted immediately

answered Jul 13, 2024

1 answer 97.6k views

Which of the following contribute to the separation of sister chromatids at the end of metaphase and during anaphase? (there can be more than one correct answer.) a. degradation of cohesins, proteins that

asked Jun 22, 2024

1 answer 99.6k views

The per capita growth rate of a population of cells varies over the course of a day. Assume that time t is measured in hours and the following is true, if N(O) = 3, find the number of cells after one day

asked May 25, 2024

1 answer 210k views

The strength of a person's immune system is mainly determined by genetics. A. True B. False

answered Mar 23, 2024

1 answer 78.6k views

If the change in internal energy = 1943J, specific heat capacity = 90J/°C/kg, and temperature change = 41°C, what is the mass of the object? Give your answer to 2 decimal places. Help

answered Mar 20, 2024

1 answer 202k views

In the box below, write MATLAB code to create (allocate) a column array with ten elements of type int 32 (i.e., an array with 10 rows and 1 column), with each element initialized to a value of 0 .

answered Mar 14, 2024

1 answer 157k views

If the sale of jacket is 160 what is the original price before the 80 percent

answered Oct 21, 2023

1 answer 188k views

Find the length of the third side. If necessary, round to the nearest tenth Pythagorean Theorem (Rounding)

asked Oct 1, 2023

1 answer 225k views

Subtract. Write your answer as a mixed number in simplest form. 8 1/8 - 3 3/8

answered Jun 13, 2023

1 answer 4.0k views

Louisa read that the highest elevation of Mount Everest is 8,848 meters. She wants to know how much higher Mount Everest is than r, Mount RainierEnter an expression to represent the difference in heights

asked Jun 10, 2023

1 answer 108k views

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