Questions by Konzo

Questions by Konzo

Copper-64 is used in the form of copper acetate to study brain tumors. It has a half-life of 12.8 hours. If you begin with 15.0 mg of 64 Cu-labelled copper acetate, what mass in mg remains after 2 days

asked Sep 26, 2024

1 answer

4 votes

91.3k views

3,760 divided by 145

asked Sep 23, 2024

2 answers

5 votes

126k views

A record on a turntable is spinning and slowing down. At t=0s, the angular velocity of the record is 20.0ra(d)/(s) with a constant acceleration of -5.0ra(d)/(s²). How long does it take for the record to

asked May 18, 2024

1 answer

3 votes

59.8k views

The dimensions of this figure are changed so that the new surface area is exactly 12 what it was originally. What is the new surface area? Enter your answer as a decimal in the box. yd² Complex solid composed

asked Dec 8, 2023

2 answers

0 votes

87.7k views

If you have 50 grams of water, how many moles would that be?*

asked Nov 23, 2023

1 answer

15 votes

53.7k views

Te vi llegar y me alegré es coordinada o yuxtapuestas o subordinada

asked Nov 8, 2023

1 answer

8 votes

126k views

Solve the equation 60=3/4h.

asked Sep 21, 2023

1 answer

3 votes

180k views

The height of a can of coke is in 11 cm and the radius is 6 cm calculate the total surface area of the can in cm^3 assuming that the can is a closed cylinde

asked May 20, 2023

2 answers

1 vote

151k views

=A pail holds 5 1/2 gallons of water how much is it in cups? Why your answer as a whole number or mixed number in simplest form include the correct unit in your answer

asked Feb 28, 2023

1 answer

3 votes

43.1k views

1. How many moles of Boron is 1.25 x 1023 atoms of Boron? * O 0.208 mol B 0 7.53 x 1046 mol B O 1.35 x 1025 mol B 0 4.82 mol B

asked Sep 8, 2022

1 answer

21 votes

109k views

The sun is brighter than all other stars because of its: absolute magnitude luminosity apparent magnitude

asked Sep 1, 2022

2 answers

5 votes

109k views

If a:b=3:4then find the value of ( 5a+4b).

asked Mar 25, 2022

1 answer

5 votes

27.0k views

A wire 18 cm long is cut into two pieces. The longer piece is 6 cm longer than the shorter piece. Find the length of the shorter piece of wire

asked Mar 2, 2022

1 answer

3 votes

99.2k views

What is 2+2 A) 22 B) 4 C) 38 D) 55

asked Jan 17, 2022

2 answers

19 votes

9.8k views

Steroids are a major class of____. a Lipids b Proteins c Vitamins d None of the above

asked Oct 18, 2021

1 answer

1 vote

230k views

Alex has twice as much money as Jennifer. Jennifer has $6 less than Shannon. Together they have $54. How much money does each have?

asked Sep 1, 2021

1 answer

4 votes

13.1k views

Knowing how to wash clothes and treat stains can extend the life of your clothing. A. True B. False

asked Feb 15, 2021

2 answers

5 votes

136k views

A snack stand is selling snow cones for a $1.36. If the total amount of money the snack stand made from snow cones was $57.12. How many people bought snow cones? * 44 57 42 43

asked Feb 4, 2021

1 answer

4 votes

25.3k views

Please help me I’m too dumb to answer these ;-;

asked Jan 9, 2021

1 answer

1 vote

156k views

. ¿Cómo sabes si puedes confiar en alguien?

asked Jan 2, 2021

1 answer

5 votes

71.4k views

Page:

Search QAmmunity.org