Recent activity by Guannan He

Recent activity by Guannan He

The model represents a multiplication sentence. Which multiplication sentence is represented by the decimal model? A) 0.6 x 0.14 = 0.084 B) 0.7 x 0.8 = 0.56 C) 0.6 x 24 = 14.4 D) 0.7 x 0.2 = 0.14

answered Dec 27, 2024

1 answer 166k views

What is C₂O₄²⁻: a) A neutral element b) A molecule c) An ion d) None of the above

asked Dec 26, 2024

1 answer 226k views

What happens when river levees or maintain over the years?

asked Aug 28, 2024

1 answer 177k views

the partial molar volumes of acetone (propanone) and chloroform (trichloromethane) in a mixture in which the mole fraction of chcl 3 is 0.4693 are 74.166 cm 3 /mol and 80.235 cm 3 /mol, respectively. what

asked May 15, 2024

1 answer 122k views

What is the end behavior of f(x)=|x-7|

answered Apr 26, 2024

1 answer 93.3k views

A worker drops a wrench from the top of a tower 80.0 m tall with what velocity does the wrench strike the ground? (Hint: first find the time it takes for the wrench to fall to the ground.)

asked Apr 24, 2024

1 answer 95.1k views

I need help with solving this!

answered Mar 26, 2024

1 answer 204k views

How many times smaller is 1.9 × 10^3 than 4.085 × 10^5?

asked Nov 18, 2023

1 answer 218k views

Cyberbullying is the use of information technology to harm or harass other people in a _______________, repeated, and hostile manner.

answered Oct 7, 2023

1 answer 23.8k views

In a class of 35 students, 5 are freshmen, 8 are sophomores, 9 are juniors and 13 are seniors. If 1 student is randomly selected, what is the probability the student is a junior

asked Oct 5, 2023

1 answer 144k views

Neglect is: Forgetting to come to work on your day off Failure to do something that you should have done Restraining a resident who is yelling out uncontrollably Saying hurtful comments to someone

asked Sep 9, 2023

1 answer 28.3k views

Jared bought eighteen doughnuts to share with his coworkers. If each doughnut cost c cents, which expression represents his total cost?18 + c18 ÷ c18 - c18 c

answered Jul 23, 2023

1 answer 91.4k views

The two figures are similar. Write the similarity statement. Justify your answer.

asked Jul 22, 2023

1 answer 200 views

PLS HELP ASAP THANKS ILL GIVE BRAINLKEST PLS THANKS PLS ASAP PLS PLS

answered Jun 20, 2023

2 answers 193k views

The (period,amplitude,frequence) of y=1/4cos1/2x is 4pie. one of these is the answer need help

asked May 22, 2023

1 answer 76.2k views

Simplify the following expressions by adding the like terms: 3a² - 2a - 7 + 3a + 4 - 2a² + 9a x² + 6xy + 5y² - 6xy + 2y² 1 2

answered Apr 12, 2023

1 answer 43.6k views

Find the percent change. Round to the nearest tenth of a percent when necessary. From 87 to 70

answered Dec 25, 2022

1 answer 200k views

Which statement correctly compares the number of protons and electrons in atoms of rubidium (Rb) and calcium (Ca)? (1 point) Rubidium has fewer protons and fewer electrons than calcium. Rubidium has fewer

asked Dec 23, 2022

2 answers 44.6k views

A bag contains 4 red, 11 green, and 5 blue balls. The balls are identical in size. A call is drawn at random. What is the probability of the ball being red

answered Oct 19, 2022

1 answer 47.3k views

Y'all I AM SO CONFUSED IF SOMEONE KNOWS PLEASE HELP PLEASE PLEASE

answered Oct 9, 2022

2 answers 234k views

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