Recent activity by Luis Vargas

Recent activity by Luis Vargas

How many molecules of CH4 are in 24.1 g of this compound?

asked Dec 27, 2023

1 answer 40.5k views

14. The average age of 4 siblings is 12.5 years. If 3 of the siblings are 12-year-old triplets, how old is the fourth sibling? (A) 11.5 (B) 13 (C) 13.5 (D) 14

answered Aug 20, 2023

2 answers 12.8k views

Two angles with equal measures join to form a straight angle. What is the measure of each of those angles? Submit

asked Aug 9, 2023

1 answer 108k views

What is nine increased by four and then doubled?

answered Jul 24, 2023

2 answers 76.9k views

if a clock shows it is 3 o'clock, how could you describe the smaller angle made by the two hands of the clock? Solve this problem any way you choose.

answered Jul 10, 2023

2 answers 134k views

Solve.Draw a rectangular fraction model to explain yourthinking.Then, write a number sentence.1/3of3/7=

asked Mar 21, 2023

1 answer 21.1k views

Cheyenne wants to improve her presentation skills. What should she do to become a better presenter? Speak softly so that the audience quiets down to listen. Include slang to make her presentation seem

answered Mar 15, 2023

2 answers 214k views

A car accelerates from 4 m/s to 16 m/s in 4 seconds. The car's acceleration is:____ meters/second².

answered Feb 7, 2023

1 answer 105k views

PLEASE HELPPP ITS TIMED!!! —- To estimate the mean number of text messages sent by cell-phone users, a researcher chooses a location on a college campus in the city and surveys the first 50 people who

asked Dec 25, 2022

2 answers 99.0k views

how do both photosynthesis and cellular respiration contribute to functioning of the cell energy cycle

asked Dec 7, 2022

1 answer 28.8k views

How did the taino method of farming affect the environment

asked Dec 5, 2022

1 answer 154k views

Use the following terms in the same sentence: hypothesis, controlled experiment, and variable

asked Dec 2, 2022

1 answer 6.7k views

Can someone help with this question

asked Oct 7, 2022

1 answer 126k views

• 2.3.6 Analyze Gothic Elements in Literature Read this sentence from the opening paragraph of "The Black Cat": But to-morrow I die, and to-day I would unburthen my soul. Why does Poe place this line near

answered Sep 13, 2022

1 answer 95.6k views

Find the area of a trapezium is 4cm 4cm, 7cm

answered Aug 1, 2022

1 answer 30.0k views

The time, T (seconds) it takes for a pot of water to boil is inversely proportional to the cooker setting, H, applied to the pot. When H = 8, T = 120. Work out T when H = 10

answered Jul 31, 2022

1 answer 31.0k views

April may and june have 90 sweets between them. May has 3/4 of the number of sweets that june has. April has 2/3 of the number of sweets that may has. How many sweets does June have

asked Jul 13, 2022

1 answer 142k views

A solution is prepared by dissolving 0.23 mol of chloroacetic acid and 0.27 mol of sodium chloroacetate in water sufficient to yield 1.00 L of solution. The addition of 0.05 mol of HCl to this buffer solution

answered Jul 1, 2022

1 answer 130k views

Please help asap!!!!

asked Jun 13, 2022

1 answer 48.9k views

The nth term of a sequence is given by 3n - 8 Write down the value of, (i) the 1st term, (ii) the 10th term, (iii) the 100th term.

answered Apr 28, 2022

1 answer 193k views

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