Recent activity by Allan Pereira

Question

Which of the following temperatures is the closest to the boiling point for substance X? 1) 50°C 2) 75°C 3) 100°C 4) 125°C

answered Dec 1, 2024

1 answer 145k views

An article in the Wall Street Journal on the recreational vehicle (RV) Industry listed several factors that led to a larger quantity of RVs sold. Briefly explain whether each of these factors caused a

answered Nov 6, 2024

1 answer 9.9k views

What if you never had Healthcare insurance or don't know anyone in your family that would have it?

answered Sep 23, 2024

1 answer 53.9k views

Given that Z is a standard normal variable, the value z for which (P ≤ z) = 0.50 is a) 0.1736 b) -0.1736 c) 0.00 d) -0.4 7. If the time customers spend in a supermarket is uniform.

answered Aug 10, 2024

1 answer 9.7k views

Questions 2-5. Simplify each of the following. 2. (-1/3)(12)(-3/4) 3. 1/4(-8a + 4b) 4. (24x - 12y)(-1/6) 5. 1/2(4c - 6d) - 1/3(6c-9d)

answered Jun 15, 2024

1 answer 228k views

Pont du Gard A) Architect: Unknown B) Built: 50 BCE C) Location: Nimes, France D) Period: Republican E) All of these.

answered Feb 1, 2024

1 answer 85.4k views

Determine the empirical formula of a compound containing 48.38 grams of carbon, 6.74 grams of hydrogen, and 53.5 grams of oxygen. In an experiment, the molar mass of the compound was determined to be 180.

answered Jan 20, 2024

2 answers 65.6k views

HELP i think its B. The U.S. Constitution makes it clear that laws must never be challenged. A - True B - False

answered Sep 27, 2023

2 answers 139k views

Sophie has 60 pencils. The ratio of sharpened pencils to blunt pencils is 4:1 How many sharpened pencils does Sophie have?

answered Jul 4, 2023

2 answers 104k views

Translate (in terms of x) then solve the algebraic equation: Ten is subtracted from twice some number and the result is the sum of the number and 2.

asked Jun 19, 2023

1 answer 183k views

Explain why increasing the trophic level always results in a decrease in organisms (biomass) and energy.

answered Apr 19, 2023

2 answers 14.7k views

HURRY PLEASE 22 POINTS!!! How long ago did most Middle Eastern countries gain their independence? A. 10-20 years ago B. 50-100 years ago C. 200-300 years ago D. 400-500 years ago

asked Mar 12, 2023

1 answer 221k views

a victim has fallen from a ladder. the victim is responsive. your physical examination reveals no signs of spinal injury. therefore, it is safe to let the victim get up.

asked Mar 11, 2023

1 answer 116k views

The figure in Quadrant I on the coordinate plane below is atransformation of the figure in Quadrant IV.AdHSelect ALL statements that apply.021 ZA0 26ZG24 ZDZ3ZC22 and ZH are supplementary

asked Feb 22, 2023

1 answer 18.4k views

why the writers of the musical Hamilton made an adaptation of a significant American historical event using drama and the poetic form to convey meaning.

answered Feb 9, 2023

1 answer 159k views

Mr. Halsey leans a ladder against an 11.5-foot wall. The bottom of the ladder is 3.5 feet from the base of the wall, as shown. What is the approximate length of the ladder? A. 8 feet B. 11 feet C. 12 feet

answered Dec 24, 2022

2 answers 132k views

Select the correct answer from each drop-down menu. (cos2x-cos4x)/(sin2x+sin4x)= a. cot x b. tan x c. sin x d. cos x (cos2x+cos4x)/(sin2x-sin4x)= a. cot x b. -cot x c. sin x d. -tan x

answered Dec 7, 2022

1 answer 228k views

Write and solve a proportion to answer the question. 40 is what percent of 32? р 100 p=0 16

answered Dec 3, 2022

1 answer 171k views

True or False 1.All the rational numbers are integers. plz help me..!

answered Nov 21, 2022

2 answers 156k views

Why are primary sources valuable to historians? They provide a thorough analysis of an event’s impact on history. They provide insight into the thoughts and feelings of a participant in history. They compare

answered Nov 20, 2022

2 answers 91.6k views

Ask a Question