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February 2026

34,964 public questions were asked this month.

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Recent questions

Latest from February 2026

Which statement explains why water and ethanol have different boiling points?(1 point) Responses Water exhibits hydrogen bonding, while ethanol does not. Water exhibits hydrogen bonding, while ethanol does not. Water and...
Asked by puyr 1 answer
What is the solution set for x^2−x−72=0 ? (1 point) Responses {−9,−8} start set negative 9 comma negative 8 end set {−8,9} start set negative 8 comma 9 end set {4,9} start set 4 comma 9 end set {−4,9} start set negative...
Asked by :3 [SillyAnonymousCat] 1 answer
Given g(x)=x^2−3x−10 , which statement is true? (1 point) Responses The zeros are 2 and 5, because the factors are (x−2) and (x−5) . The zeros are 2 and 5, because the factors are open paren x minus 2 close paren and ope...
Asked by :3 [SillyAnonymousCat] 1 answer
Which statement best describes what happens during hydrogen bonding? Hint: Think about the formation of hydrochloric acid (HCl) as an example of a compound with hydrogen bonding. (1 point) Responses The partial positive...
Asked by puyr 1 answer
Solve 2x^2−5x−3=0 and enter the solutions.
Asked by :3 [SillyAnonymousCat] 1 answer
Solve x^2−4x−5=0 and enter the solutions. (1 point)
Asked by :3 [SillyAnonymousCat] 1 answer
The graph of f(x)=2x2+6x−20 is shown on the grid. Which value of x is a solution to f(x)=0 ? (1 point) Responses 2 2 5 5 -12 -12 6 6
Asked by :3 [SillyAnonymousCat] 1 answer
How do weak intermolecular bond strengths affect the melting and boiling point of a substance?(1 point) Responses Both the melting point and boiling point are higher. Both the melting point and boiling point are higher....
Asked by puyr 1 answer
Which are the reactants in the formula?
Asked by marisol 1 answer
How does a phase change from solid to liquid occur in a substance?(1 point) Responses Heat energy is added to the substance, strengthening the electrical attraction between molecules. Heat energy is added to the substanc...
Asked by puyr 1 answer
Only two of the models are correct. Which models correctly show atoms and molecules? A. model 1 and model 3 B. model 2 and model 4 C. model 2 and model 3 D. model 1 and model 4
Asked by marisol 1 answer
A local lawn and garden center received a shipment of 432 bags of pine bark chips. The store manager asked one of the employees to place the bags into 8 equal-size stacks. There were Choose bags in each stack. The next d...
Asked by heyyy 1 answer
Students created four different models to show the difference between atoms and molecules. The pictures show the four models they created. image Only two of the models are correct. Which models correctly show atoms and m...
Asked by marisol 1 answer
student moves a horseshoe magnet by hand across a tabletop to varying distances from an electromagnet, as shown in the diagram below. image The student records observations of how much force it takes to hold the horsesho...
Asked by marisol 1 answer
A student rubs a rubber rod with fur, producing a negative charge on the rod. The student then touches the rod to a hollow, neutral metal sphere that stands on an insulating plastic stand. This transfers negative charges...
Asked by marisol 1 answer
Two charged balloons repel each other. What electrical charges might the balloons have? A. positive and neutral B. negative and neutral C. positive and positive D. positive and negative
Asked by marisol 1 answer
Single-cell organisms reproduce by splitting into two identical cells, a form of reproduction called A. acellular reproduction. B. sexual Reproduction. C. cellular Reproduction. D. asexual Reproduction.
Asked by nose 1 answer
Use the sentence to answer the question. "Changing a school's start time involves getting the support of many members of a community, as a result ofStart Underline as a result of End Underline parents, teachers, students...
Asked by nunya 1 answer
Select the correct answer from the list. "_______ after-school activities, homework, and early school start times, teenagers today are not getting enough sleep." Which word or phrase best shows the connection between the...
Asked by nunya 1 answer
Which option describes cohesion in writing?(1 point) Responses providing reasons for a claim providing reasons for a claim the act of forming a logical whole the act of forming a logical whole including details that supp...
Asked by nunya 1 answer
Directions: For her chemistry experiment, Melinda reproduced the reaction given by the formula. Use the formula to answer any questions that follow. image Which are the reactants in the formula? A. image and image B. ima...
Asked by Nicholai 1 answer
What can be found in a compost bin? (1 point) coffee grounds leaves eggshells all of the above
Asked by no name 1 answer
Two charged balloons repel each other. What electrical charges might the balloons have? A. positive and negative B. positive and neutral C. positive and positive D. negative and neutral
Asked by Nicholai 1 answer
pls help Explain why Lincoln’s assassination put the future of the nation in question. 7th grade level pls
Asked by unknown no more 1 answer
What type of gene is found on a sex chromosome? A. growth factors B. oncogene C. tumor-suppressor D. sex-linked
Asked by nose 1 answer