Recent activity by Rubina

Recent activity by Rubina

How many Mn atoms are found in the following compound? 2MnO4

answered Aug 10, 2023

1 answer 41.5k views

PLEASE HELP!!! You have 25.0 L of nitrogen gas at 100°C and 300 kPa. What volume of gas will you have at STP?

asked Jun 8, 2023

1 answer 207k views

What is a contraction in a sentence? Please I need help! Can somebody answer my question? Anybody? Please!

answered Jun 5, 2023

2 answers 212k views

What do composite and shield volcanoes have alike need asap

answered Mar 14, 2023

2 answers 277k views

Simplify..................................

answered Mar 13, 2023

1 answer 455k views

Which landform is created by a river pouring into a larger body of water? OA. Delta B. Beach C. Dune D. Moraine

asked Feb 8, 2023

1 answer 41.2k views

Simplify the expression

asked Feb 6, 2023

1 answer 451k views

14. The population of a town increased from 2,692 in 2008 to 5,712 in 2010. Find the absolute and percent increase. Give the percent increase to at least one decimal place.Absolute increase: peoplePercent

answered Jan 28, 2023

1 answer 474k views

This is a practice assessment I just need to get it done to understand how to do it better!

answered Jan 22, 2023

1 answer 104k views

Analyze the diagram. 350 300 -Activation Energy 250 PE (kJ) 200 Reactants 150 100 -Heat of Reaction 50 Products Reaction Pathway Which statement best explains why the reaction in the diagram is exothermic?

answered Oct 15, 2022

1 answer 285k views

Identify the order in which sound travels through the ear

answered Aug 29, 2022

1 answer 61.1k views

Which of the following is an example of primary succession? A. the recovery of Yellowstone National Park following the fires of 1988 B. the appearance of lichens and mosses in an area where a glacier has

answered Jul 8, 2022

1 answer 484k views

The new number, 200, is 400 less then the original number. What us the approximate percent change? •the percent change is approximately .6% •the percent change is approximately 1.5% •the percent change

answered Jun 29, 2022

2 answers 380k views

Which statement about early civilizations in Egypt, India, and China is true? A. They had running water in houses. B. They had no contact with other civilizations, C. They gave men and women equal rights.

asked Mar 15, 2022

1 answer 160k views

What statement is not true? A) a square is a rhombus C) a rhombus is a rectangle D) a square is a rectangle B) a rhombus is a parallelogram

asked Jan 8, 2022

1 answer 366k views

Please help, it is similar to angles. halpp

answered Jan 5, 2022

2 answers 500k views

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