Questions by Hoppo

Questions by Hoppo

Catalysts speed up chemical reactions. Which change is a likely direct effect of a catalyst

asked Sep 4, 2023

1 answer

36 votes

371k views

Lisa can harvest a field in 9.3 hours. Kali can harvest the same field in 9.7 hours. Find how long it would take them if they worked together.

asked Jul 19, 2023

2 answers

23 votes

161k views

Name one way in which metalloids are commonly used.

asked May 24, 2023

2 answers

24 votes

125k views

What resistance is needed to cause a 20A current flow with a 100V battery? A) 2000’ ohms B) 0.2’ ohms C) 200’ ohms D) 5’. Ohms

asked Nov 28, 2022

2 answers

40 votes

169k views

How to subtract mixed fractions with different denominators

asked Nov 17, 2022

2 answers

19 votes

278k views

WHOS THE GERMAN DUDE IN WW2

asked May 24, 2022

2 answers

1 vote

335k views

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