CHEMISTRY
FOR MOST LABS THAT WE PERFORM , THE MEASURED WALUES ARE ALWAYS COMPARED TO THE ACCEPTED VALUES USUALLY IN THE FORM OF PERCANT ERROR . WHY IS THIS DONE?
Chemistry
What trends the atomic radii of group 2A ?what trends the atomic radii of period 3? Why this trend occurs? Ans Atomic radii of group 2A increases . Atomic radii of period 3 decreases . I don't know how to answer the last question!! Please help me !
Chemistry
What trends the atomic radii of group 2A ?what trends the atomic radii of period 3? Why this trend occurs? Ans Atomic radii of group 2A increases . Atomic radii of period 3 decreases . I don't know how to answer the last question!! Please help me !
chemistry
Wat is the volume of a 200g object that has the. Density of 1.27L?
chemistry
Wat is the volume of a 200g object that has the. Density of 1.27L?
math hurry please
so 3c + 5a=115 and a+c=33 so if we plug in then 3*8 is 24 and 5*25 is 125 so that doent work so i just go on from their! Thanks
math hurry please
Each child ticket for a ride costs $3, while each adult ticket costs $5. If the ride collected a total of $115, and 33 tickets were sold, how many of each type of ticket were sold? A. 8 child and 25 adult B. 17 child and 16 adult C. 156 child and 41 adult D. 25 child and 8 adult
Chemistry
n artifact was found and tested for its carbon-14 content. If 83% of the original carbon-14 was still present, what is its probable age (to the nearest 100 years)? (Carbon-14 has a half-life of 5,730 years.) yr
english
thnks
english
how about for Germany
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