chemistry dilution
thanks Devron and DrBo222
chemistry dilution
Given VLP with concentration 200ug/mL, dilute to 3ug/100ul. Please help me with this; many thanks
algebra
Allison drove home at 66 mph, but her brother Austin, who left at the same time, could drive at only 48 mph. When Allison arrived, Austin still had 54 miles to go. How far did Allison drive?
Math
Alicia had 2 1/2 yards of ribbon. She used 1/3 of the ribbon on the costume and 25% on a bracelet. How many yards did she use?
pre calculus
are you an online tutor
Staistics
17 green marbles and 14 white marbles what is the probability of choosing a white marble first chosen without replacement was a green marble
english
I am having trouble understanding compound verbs and subjects can someone help for example what is the compound subject and verb of "Cats have long been valued for their skills as a hunters."
english
what is the compound verb & subject of the sentence "local governments and citizen groups often employ city planners." I don't understand compound verbs
Spanish
Number 47 is "te doy" since the subject is first person singular, "Yo". Even though the question is asked in plural form, her mother when answering is breaking up the answer by mentioning what she is giving her first. Number 49 is A) Les damos, since this i...
Physics
Halley’s comet orbits the Sun with a period of 76.2 years. a) Find the semi-major axis of the orbit of Halley’s comet in astronomical units (1 AU is equal to the semi-major axis of the Earth’s orbit Physics - drwls, Thursday, May 5, 2011 at 8:51am There is a sim...
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