What does it mean when a reaction is spontaneous

If i have 8 L of 0.25 M solution, how many miles of MgCl2 are present

State one major difference between having a nitrogen atom in a ring structure and having an oxygen atom in that structure

Which statement describes both homogeneous mixtures and heterogeneous mixtures? A. Their components can be distinguished visually. B. Their components are combined in a fixed ratio. C. Their components can be separated by physical processes. D.

In an atom, the number of protons is the same as the number of

Which of the following is not equal to 0.0326 kilometers? 3.260 dkm 32.6 m 3260 cm 326000 mm

Which 2 continents have the most obvious fit of the coastlines. subject science

A substance with a ph of 6 is called

56 Explain, in terms of atomic structure, why the elements in Group 2 have similar chemical properties. 131

What must molecules do to react? a. Molecules must heat up b. Molecules must collide c. Molecules must expand to fill their container d. Molecules must interact with a catalyst

How many pictograms are in a gram?