Recent activity by Alexandre Heinen

Recent activity by Alexandre Heinen

If there are air bubbles in a burette tip when starting a titration, what is the best course of action?

answered Nov 24, 2024

1 answer 1.3k views

Clever | Portal Play Comparing and Contrasting Poetic Structures-Quiz-Level H 7-1 Agenda 22-23- Ready ggg... Like Prussian soldiers on parade That march, Stiff as starch, Foot to foot, Boot to boot, Blade

answered Oct 23, 2024

1 answer 54.2k views

Evaluate the achievement of millennium development goals in the context of Nepal.

asked Oct 8, 2024

1 answer 124k views

What happens when a star collapses to the point that its core is composed of iron? a) It expands into a red giant b) It undergoes nuclear fusion c) It forms a black hole d) It explodes in a supernova

asked Sep 22, 2024

1 answer 187k views

Solve for x: 2/3 + 1/3x = 2x (A) x= 1/2 (B) x= 5/2 (C) x= 2 (D) x= 2/5

answered Sep 18, 2024

1 answer 83.2k views

What is the name of the imaginary circle around the middle of the Earth that separates the Northern and Southern hemispheres?

answered Aug 23, 2024

1 answer 106k views

Out of 20 studnets in a class 15 of them earned a perfect score on a spelling test which of the following represents the percent of students who earned a perfect score on the spelling test.

asked Aug 19, 2024

1 answer 132k views

Alcohol is a powerful drug that acts as a

answered Jul 24, 2024

1 answer 110k views

What office sponsors the Genders and Sexuality Alliance on campus?

answered Jul 11, 2024

1 answer 86.0k views

Help, i need help hu hu:((

asked Jul 8, 2024

1 answer 171k views

This person dies by unknowingly drinking poison? 1) Romeo 2) Juliet 3) Hamlet 4) Othello

answered Jun 22, 2024

1 answer 182k views

What spell is used to blast away spiders?

asked Mar 27, 2024

1 answer 43.6k views

Bacteria that can take up DNA from the environment carry genes encoding proteins that aid DNA binding to the cell surface, uptake of DNA into the cytoplasm, and incorporation of foreign DNA into the bacterial

asked Mar 17, 2024

1 answer 68.5k views

if you produce 14.5 g of o₂ in the lab from a reaction that you showed by calculation could produce a maximum of 22.0 g of o₂, what is your percent yield?

asked Feb 24, 2024

1 answer 30.4k views

What does power and oppression look like in modern day America?

asked Feb 12, 2024

1 answer 52.9k views

An ecologist is studying the egrets, herons, marsh crabs and marsh grass but not the water or the amount of salt in the water of the salt marsh. What level of ecological organization is he studying? *

answered Feb 10, 2024

1 answer 94.3k views

Eric has scores of 74, 84, and 83 on his history tests. Use an inequality to find the scores he can make on his final exam to receive a B in the class. The final exar counts as two tests, and a B is received

answered May 24, 2023

1 answer 85.6k views

6. Write the following numbers in expanded exponential form: a) 74009234 =

asked Apr 27, 2023

1 answer 50.3k views

Santa's elves need to check over all of the toys to make sut perfect condition IP there are 48 sacks of toys and 12 elves, how many sacks of toys wil each elf have to check

answered Mar 1, 2023

2 answers 33.8k views

Find the slope from points (9,-13), (7,-11)? That’s what my question is for my math homework.

asked Feb 20, 2023

1 answer 164k views

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