Archive day

November 13, 2025

3,408 public questions were asked on this day.

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Given the following nuclear reaction: 224/88 Ra ---> 4/2 He + A/Z X Column A 1. What is the atomic mass of the new atom?: What is the atomic mass of the new atom? 2. What is the atomic number of the new atom?: What is th...
Asked by Sigma 1 answer
Which best describes what is required for any sound wave to travel? empty space any medium solid liquid
Asked by a 1 answer
Time makes more converts than Question Blank 1 of 1 choose your answer... .
Asked by john 1 answer
Using complete sentences, compare and contrast the characteristics of villages and towns.
Asked by kk 1 answer
What are the effects of the words chosen by the authors of Sugar Changed the World? They underscore the importance of the slave trade in the Americas. They create sympathy for the living conditions of enslaved Africans....
Asked by p 1 answer
Briana builds a circuit that has a resistance of 8.0 . What voltage should she apply to have a current of 0.8 A? 0.10 V 6.4 V 7.2 V 10 V
Asked by a 1 answer
Nolan set up the equipment shown in order to induce a current in a wire. A horizontal coil of wire on a spool is connected to 2 terminals of a meter with a needle, which can go from plus to minus. A hand holds a bar magn...
Asked by a 1 answer
publication date of "Heads Up, Humans" by Claudia Alarcón
Asked by emi 1 answer
A regular decagon has a radius of 8 cm. What is the approximate area of the decagon? Recall that a decagon is a polygon with 10 sides. 188 cm2 198 cm2 304 cm2 375 cm2
Asked by a 1 answer
The equation below shows hydrogen reacting with oxygen to produce water. 2H2 + O2 Right arrow. 2H2O If 16 mol of oxygen were reacted with excess hydrogen gas, how many moles of water would be produced? 4.0 mol 8.0 mol 16...
Asked by angel 1 answer
What is the perimeter of triangle ABC? 20 units 22 units 24 units 26 units
Asked by Big Papa 1 answer
A circuit contains two light bulbs connected in parallel. What would happen to the brightness of each light bulb if two more light bulbs were added in parallel to the first ones? The brightness of each bulb would decreas...
Asked by a 1 answer
The base of the right triangle drawn in the regular octagon measures 0.7 cm. A regular octagon has a radius of 1.9 centimeters. A right triangle with a base length of 0.7 centimeters is formed by the radius and apothem....
Asked by a 1 answer
The balanced chemical equation for the reaction of copper (Cu) and silver nitrate (AgNO3) is shown below. Cu + 2AgNO3 mc001-1.jpg 2Ag + Cu(NO3)2 How many moles of copper must react to form 3.50 mol of Ag? 0.175 mol 1.75...
Asked by angel 1 answer
Cities like New York, Los Angeles/Hollywood, Paris, and Tokyo are considered global cities primarily due to their influence in world __________. A. religion B. culture C. trade, banking, and finance D. government Please...
Asked by kk 1 answer
What is the potential energy of a 25 kg bicycle resting at the top of a hill 3 m high? (Formula: PE = mgh) 75 J 735 J 245 J 37.8 J
Asked by a 1 answer
The area of the regular hexagon is 169.74 ft2. A regular hexagon has an apothem with length 7 feet and an area of 169.74 feet squared. What is the perimeter, rounded to the nearest tenth? 24.2 ft 28.3 ft 48.5 ft 56.8 ft
Asked by a 1 answer
Review the equation below. 2KClO3 Right arrow. 2KCl + 3O2 How many moles of oxygen are produced when 2 mol of potassium chlorate (KClO3) decompose? 1 2 3 6
Asked by angel 1 answer
Kiley, Jermaine, and Gunther are playing tug-of-war. Kiley and Jermaine are on the same side of the rope, and Gunther is on the other side. Kiley is exerting a force of 20 N, and Jermaine is exerting a force of 25 N. Whi...
Asked by a 1 answer
What are the effects of the words chosen by the authors of Sugar Changed the World? Check all that apply. They underscore the importance of the slave trade in the Americas. They create sympathy for the living conditions...
Asked by p 1 answer
Using complete sentences, compare and contrast the characteristics of a metropolis and a megacity.
Asked by kk 1 answer
A regular pentagon has an apothem measuring 3 cm and a perimeter of 21.8 cm. A regular pentagon has an apothem with a length of 3 centimeters and a perimeter of 21.8 centimeters. What is the area of the pentagon, rounded...
Asked by a 1 answer
Consider the reaction below. 2H2 + O2 Right arrow. 2H2O How many moles of water are produced from 13.35 mol of oxygen? 6.675 mol 26.70 mol 53.40 mol 66.75 mol
Asked by angel 1 answer
Where do earthquakes normally occur?(1 point) Responses at the center of Earth’s core at the center of Earth’s core at the edges of Earth’s bodies of water at the edges of Earth’s bodies of water at the center of tectoni...
Asked by Exponents are Dumb 1 answer
A regular octagon has a radius of 6 ft and a side length of 4.6 ft. A regular octagon has a radius of 6 feet and side lengths of 4.6 feet. What is the approximate area of the octagon? 71 ft2 101 ft2 110 ft2 202 ft2
Asked by a 1 answer