Questions by Andy Song

Questions by Andy Song

A Maglev train is powered by magnetism and electricity. A student wants to build a model of this train. Which test will best determine if the model train works?

asked Dec 24, 2024

1 answer

3 votes

35.1k views

For a system at equilibrium, which of the following is True? a) The rate of the reaction is zero. b) The concentrations of reactants and products are constant. c) The value for the equilibrium constant,

asked May 3, 2024

1 answer

2 votes

129k views

Mismatch repair requires the ability to distinguish between template and newly synthesized DNA strands. How can E. coli distinguish between these two strands? a. Template DNA is methylated. b. New DNA

asked Apr 12, 2024

1 answer

3 votes

105k views

How many atoms are represented in the formula Na₂HPO4? O eight O six O four O seven GUYS HELP

asked Mar 17, 2024

1 answer

4 votes

133k views

When beth was 9 years old, paul was 3 times younger than her. Now beth is 30 years old, how old is paul?.

asked Sep 21, 2023

2 answers

5 votes

20.7k views

By 1900, the only part of southeast asia not under european imperial rule was:

asked Sep 11, 2023

1 answer

4 votes

101k views

I am trying to simplify a composition of functions.(f o g) (7.5)f(x) = -x + 7f(g) = -4x -2

asked Jun 8, 2023

1 answer

0 votes

206k views

Help me, please pleeeeeeeeeeeease

asked Aug 8, 2022

1 answer

5 votes

183k views

A clothing store offers a rewards program in which customers earn points by making purchases at the store. Every item bought is worth 8 points, and customers earn 20 points when they sign up. Write an

asked Jun 23, 2022

1 answer

4 votes

47.8k views

Find two examples of data/security breaches that resulted in theft/loss/exposure of confidential data, preferably data related to health care. Describe the incidents and explain what could have been done

asked Jun 7, 2022

1 answer

4 votes

182k views

What is the setting in toy story 1

asked May 4, 2022

1 answer

7 votes

80.1k views

HELP ME PLEASEEEEEEE

asked Apr 15, 2022

2 answers

6 votes

56.4k views

What is the slope of this line? (sorry for the quality.)

asked Mar 6, 2022

1 answer

5 votes

64.4k views

Please answer i need a job at chic fil a lol!

asked Jan 19, 2022

1 answer

0 votes

230k views

The line L: 4x - 5y + 20 = 0 cuts the x - axis at A and cuts the y - axis at B. find the equation of a line perpendicular to L and passing through the origin.

asked Jan 9, 2022

1 answer

0 votes

169k views

Two similar bags contain the same number of red and blue balls Sammy takes the first bag and he replaces 5 blue balls by 5 red balls. now the number of Red Balls is twice the number of blue balls Rami

asked Nov 22, 2021

1 answer

0 votes

180k views

A home security system is designed to have a 99% reliability rate. Suppose that nine homes equipped with this system experience an attempted burglary. Find the probability that eight or fewer alarms are

asked Aug 24, 2021

1 answer

4 votes

52.6k views

Who benefits from Embargo and who loses?

asked May 17, 2021

2 answers

4 votes

191k views

Gauss's law is usualy written as : ∫Φ_E = E * dA= qencl / ε0 what does qencl refers in Guass's law? O the net charge inside the closed surface O the charge residing on insulators inside the closed surface

asked Apr 15, 2021

1 answer

1 vote

179k views

To determine the relative effectiveness of different study strategies for the SAT, suppose three groups of students are randomly selected: One group took the SAT without any prior studying; the second

asked Apr 6, 2021

1 answer

2 votes

229k views

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