Recent activity by Chris Ritchie

Recent activity by Chris Ritchie

What is the molar mass of B 2 (CO 3 ) 3 ?

asked Dec 25, 2024

1 answer 80.5k views

War was frequent in mesopotamia what were the cities fighting over?

answered Sep 20, 2024

1 answer 176k views

Round to the nearest ten thousands with 940,000

answered Aug 23, 2024

2 answers 13.2k views

A rectangular strip of land has a length of 1/3 mi and an area of 5/7 square mile select a fraction expression that can be used to find the width of the rectangle

asked Jul 15, 2024

1 answer 204k views

STEM Osmium is the densest chemical element. A cubic centimeter of osmium has a mass of about 23 grams. If a chemist has 2,530 grams of osmium, about how many cubic centimeters does the chemist have?

asked Jun 17, 2024

1 answer 234k views

At the end of 2 half-lives of the element candium, estimate the fraction of the atoms that had not yet decayed. at the end of 2 half-lives of the element candium, estimate the fraction of the atoms that

asked Apr 20, 2024

1 answer 43.7k views

A piece of metal with a mass of 1.4 kg, specific heat of 207 j/kg/ ◦c, and initial temperature of 97◦c is dropped into an insulated jar that contains liquid with a mass of 4 kg, specific heat of 1000 j/kg/

asked Feb 8, 2024

1 answer 224k views

What is the value of the number in the tenths place?6.748O A. 0.7B. 0.04C. 0.07D. 0.6

answered Dec 21, 2023

1 answer 207k views

1/4×___=5 fill in the blank.

asked Sep 8, 2023

2 answers 98.1k views

Why are there no more pencils in the tray Mrs sweat inquired

answered Aug 17, 2023

1 answer 102k views

What is the sum of42.6 + 0.45 + 30.22?

answered Aug 7, 2023

1 answer 188k views

What is the value of x?

asked Apr 23, 2023

2 answers 58.6k views

Khan uses 78 feet of fence to make a rectangular pen for his pet rabbit. The length of the pen is 25 feet. What is the width of the rectangular pen?

asked Mar 10, 2023

1 answer 174k views

Please answer ASAP Thank you so much!!!!!

asked Mar 3, 2023

1 answer 33.2k views

2. Paris has $500 in a savings account at the beginning of the summer. She wants to have at least $200 in the account by the end of the summer. She withdraws $25 each week for food and clothes. a. Write

asked Jan 19, 2023

1 answer 209k views

What two numbers multiply to -54 and add up to 3?

asked Jan 10, 2023

1 answer 198k views

6. If the zeros of a quadratic funtion, f(x), are -2 and 6, what is the equation of the axis of symmetry of f(x)? ints a. X= -2 b. X= 2 c. X= 4 d. Cannot be determined

answered Dec 29, 2022

1 answer 235k views

A standard test essay prompt has ________ parts. a. two b. three c. four d. five Please select the best answer from the choices provided

answered Nov 21, 2022

2 answers 115k views

The chemical reaction between the reagents luminol and bleach produces a brief flash of light. Which change would most likely make the light produced in the reaction last longer? increasing luminol concentration

answered Oct 31, 2022

1 answer 57.6k views

What TOPIC are you interested in? What are some QUESTIONS you have about your topic? What would you want to DO in your project? What PRODUCT do you think you will produce?

asked Sep 17, 2022

1 answer 156k views

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