If two clear solutions are mixed and solid particles form, the particles are called a(n) ______________
Fill in the blank(s) with correct word
precipitate
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The DNA molecules contain six different bases
Indicate whether the statement is true or false
The instability of uranium-235 compared to uranium-238, along with the relative stability of hydrogen compared to tritium, shows that the stability of a given nucleus depends upon
A. adding or subtracting neutrons, which can change a stable isotope into an unstable isotope. B. the number of electrons in the nucleus. C. the mass: heavier nuclei are always less stable. D. the speed of electrons orbiting the nucleus: more mass means more gravitational pull.
The Hubble Space Telescope gives us its best resolution with X-rays
Indicate whether the statement is true or false
2.00 moles of an ideal gas at standard temperature and volume changes its temperature by 1
What is the change in the pressure?
A. 371 Pa B. 323 Pa C. 301 Pa D. 298 Pa E. 273 Pa