The higher the temperature of a gas, the ____________________ its molecules move
Fill in the blank with correct word.
ANSWER: ?faster
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What is the sinking of continents due to the weight of continental ice?
A. pluvial development B. moraining C. the periglacial zone D. crustal depression E. loess
The Earth area of permanent human settlement is called the
A) hot zone. B) civilized world. C) geophenom. D) ecumene. E) subpolar region.
Detritus are small bits of non-living organic material.
Answer the following statement true (T) or false (F)
The phosphoric acid salt of caffeine has the structure
This molecule behaves as an acid in that it can donate a hydrogen ion, created from the hydrogen atom bonded to the positively charged nitrogen atom. What salt is formed when 1 mole of this salt reacts with 1 mole of sodium hydroxide, NaOH, a strong base?
A. Na+H2PO4- B. Na2+HPO42- C. Salts can't react to form salts, rather they only arise from the reaction of an acid and a base. D. H3O+H2PO4-