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Gave a nuclear physicist needs 50 liters of a 60 percent acid solution. He currently has a 20% solution and a 70% solution. How many liters of each does he need to make the needed 50 liters of 60% acid
asked
Sep 5, 2023
Mathematics
college
1
answer
130k
views
what features should you look for in a fossil to determine if the now-extinct organism was related to a rat and an eleephant?
answered
Aug 23, 2023
Social Studies
high-school
1
answer
168k
views
Consider the number lines shown below which shows jump from one number to another. There are four different arrows, starting from the number . Match the number lines given in the first column with the
asked
Aug 14, 2023
Mathematics
high-school
1
answer
281k
views
¿Cuál es la traducción más cercana en español a la palabra party??
answered
Jul 4, 2023
Spanish
college
2
answers
525k
views
in a normal distirubtion what percentage of the scores in the distribtion falls one standard devation on either sideo fhte mean
asked
Jun 26, 2023
Mathematics
high-school
1
answer
53.6k
views
An electron has a mass of 9.1x10^-31 kg and a charge of -1.6x10^-19 C. Suppose you could isolate one electron in a perfect vacuum and then create an electric field to pull and edi 107. upward on the electron.
answered
Apr 24, 2023
Physics
college
1
answer
358k
views
Aretha had 9 pencils. she gave her sister 1/3 of the pencils How many pencils did Aretha give to her sister? A: 3 B: 4 C: 5 D: 6 help please!!
asked
Apr 21, 2023
Mathematics
high-school
2
answers
96.3k
views
A beaker is filled with 5.7 grams of nitrogen gas in a fixed volume of 4.0 Liters. One of the valves opened ad there remains only 3.8 grams of nitrogen gas, calculate the new volume of gas 2.67 L
answered
Jan 9, 2023
Chemistry
high-school
1
answer
81.3k
views
Can you answer the 5 question for me please
answered
Dec 9, 2022
English
college
1
answer
403k
views
Different types, or isotopes, of oxygen exist in the ocean and are incorporated into the skeletal fragments of animals. What can the ratio of preserved isotopes tell us about climate?
answered
Oct 23, 2022
Biology
high-school
1
answer
82.5k
views
Side A=3 cm Side B=? Side C( Hypotenuse)=6 cm Find missing side of right triagle using Pythagorean Theorem a 3 cm 3 square root (5) cm 3square root (3) cm 6 cm
answered
Sep 16, 2022
Mathematics
college
2
answers
159k
views
What’s the to the blanks
asked
Jul 16, 2022
Mathematics
college
1
answer
373k
views
Solve for x AND y using the ELIMINATION METHOD. ONLY TYPE IN THE NUMBER FOR X AND Y. 2x+3y=18 2x-3y=-6
asked
May 1, 2022
Mathematics
high-school
1
answer
389k
views
Which problem can be solved with the equation 1.75+(-1.75)=0?
asked
Apr 20, 2022
Mathematics
college
1
answer
479k
views
if a phone costs $125.00, and you're saving $7.75 a week, how many weeks does it take to earn $125.00?
answered
Feb 15, 2022
Mathematics
high-school
1
answer
225k
views
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