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Answers by ItayK

Answers by ItayK
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1. Fluorine-21 has a half-life of approximately 5 seconds. How much of a 200 gram sample would remain after 1 minute.
answered Mar 29, 2020
4 votes
196k views
Selena uses a garden hose to fill a bucket of water. The water enters the hose through a faucet with a 6.0 cm diameter. The speed of the water at the faucet is 5/ms. If the faucet and nozzlw are at the
answered Jan 9, 2020
4 votes
175k views
What is the value of x? The correct answer is 4 but how would I solve this?
answered Nov 22, 2019
3 votes
134k views
Number 6 plz plz plz help
answered May 30, 2019
4 votes
79.0k views
England’s best farmland and most productive farms are found in the _____. Midlands Lowlands Highlands
answered Apr 29, 2019
6 votes
131k views
The news anchor mentioned a recent bank robbery apropos of
answered Apr 24, 2019
7 votes
198k views
How did emigrants traveling west gain security
answered Jan 14, 2019
1 vote
230k views
What event brought the United States into World War I? destruction of the battleship Maine the bombing of New York sinking of the Lusitania
answered Jan 7, 2019
5 votes
187k views
Suppose you have monohybrid snapdragons in your garden and you find that they produce red seeds to white seeds in the ratio of 3:1. If the alleles are designated R (red seeds) and r (white seeds), what
answered Nov 22, 2018
2 votes
92.2k views
An aquarium holds 6 1/4 gallons of water. The water level has dropped to 4/5 of this amount. How much water should be added to fill this aquarium?
answered Oct 25, 2018
3 votes
151k views
73.5 grams C, 4.20 grams H, and 72.3 grams Cl. What is the percent composition of each element in this compound?
answered Apr 14, 2018
6 votes
172k views
How to multiply and divide integers
answered Mar 11, 2018
4 votes
29.2k views
The seismic waves that travel through Earth’s interior are _____ waves. surface body P waves S waves
answered Feb 2, 2018
2 votes
211k views
When you measure a quantity, what factor can impact the accuracy of the measurement?
answered Jan 31, 2018
0 votes
201k views
Which is a TRUE statement about skew lines? A. Skew lines are perpendicular. B. Skew lines intersect at a single point. C. Skew lines do not lie in the same plane. D. Skew lines are parallel.
answered Dec 12, 2017
5 votes
216k views
Which of the following tools should a scientist use to measure an object in meters? Electronic balance Pan balance Tape measure Thermometer
answered Mar 27, 2017
4 votes
138k views
A number raised to the third power
answered Jul 3, 2016
5 votes
181k views
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