Calculate how much heat is released when 500 g of platinum is cooled from 250.0 K to 240.0 K.

What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?