Questions by Joanmacat

Questions by Joanmacat

Why was ocean travel dangerous (two things)?

asked Jul 26, 2023

1 answer

15 votes

48.5k views

Which of the following happens during a chemical change but does not happen during a physical change? (1 pO The mass of the substance changes.O Atoms of one or more substances rearrange into a new substance.

asked Mar 21, 2023

1 answer

1 vote

225k views

If A and B are two random events with probabilities of P(A) = 4/9, P(B) = 2/9, P(A ∩ B) = 1/9, calculate P(B|A).a.1/4b.3/4c. 1/2d.1

asked Jan 25, 2023

1 answer

1 vote

46.2k views

PLEASE HELP ME I HAVE BEEN IN THIS QUESTION FOR MORE THAN 10 MINUTES PLEASE HELP

asked Sep 17, 2022

1 answer

6 votes

137k views

The length of each side of a square is represented by 2x - 1. Represent the perimeter of the square.

asked Sep 2, 2022

2 answers

3 votes

214k views

If the half-life of a radioactive atom is 3,500 years. How old is the substance if the parent-daughter ratio is 1:127?

asked May 6, 2022

1 answer

0 votes

149k views

Daedalus was a highly-regarded _____ in Athens.

asked May 4, 2022

1 answer

12 votes

232k views

A cubical furnace with external dimensions of 0:6 m is constructed from reclay brick. If the wall thickness is 40 mm, the inner surface temp 630C , and the outer surface temperature is 70C, calculate the

asked Feb 18, 2021

1 answer

1 vote

12.1k views

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