Questions by Edward Romero

Questions by Edward Romero

In science class, the girl to boy ratio is 3 to 7. If there are 50 students in the class, how many are boys

asked May 14, 2021

2 answers

2 votes

12.7k views

If the atomic radius of copper is 0.128 nm, calculate the volume of its unit cell in cubic meters.

asked Apr 13, 2021

1 answer

1 vote

140k views

The sum of two numbers is 28 and their difference is 4. Find the numbers.

asked Mar 25, 2021

2 answers

3 votes

16.6k views

Write an algebraic expression for each phrase below. The sum of x and y.

asked Feb 4, 2021

1 answer

0 votes

77.5k views

I need a periodic table

asked Dec 17, 2020

1 answer

0 votes

172k views

What is typically the best strategy to use when taking a test

asked Nov 10, 2020

2 answers

3 votes

34.7k views

An object in simple hormonic motion starts at Amplitude Ao. Due to dampening, after 30 sec, the object is now at 30% of its original amplitude. What is the dampening constant of this system? A. 11s B.

asked Aug 7, 2020

1 answer

0 votes

23.2k views

A car si 150 inches long. A truck is 60% long then the car how long is the truck.

asked Jul 19, 2020

1 answer

4 votes

194k views

Which is NOT true of cancer cells? A) Cancer cells fail to undergo apoptosis. B) Cancer cells exit the cell cycle and enter the G0 phase. Eliminate C) Cancer cells ignore signals that should cause them

asked Jan 16, 2020

1 answer

1 vote

141k views

Given the line below. Write the equation of the line, in point-slope form. Identify (x1, y1) as the point (-2, 2). Use the box provided or the upload option to submit all of your calculations and final

asked Dec 5, 2019

1 answer

1 vote

19.0k views

The empirical formula of cuprite consist of 88.8% Cu and 11.2% O by mass

asked Oct 16, 2019

2 answers

0 votes

132k views

The term _____ comes from the days when the contract was literally sealed by a piece of soft wax into which an impression was made. -Under wax -in the King's hand -Implied-in-law -under seal -Implied-in

asked Aug 7, 2019

1 answer

2 votes

211k views

Two reasons why people supported the expansion of the United States’ territory?

asked Feb 5, 2019

1 answer

2 votes

28.6k views

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