Add the following values. Which answer correctly displays the significant figures? 1145.678 +4.56 + 623.9789 + 78.1 = ?
A 2000
B 2001
C 1852.3
D 1952.3

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.

Ariver current has a velocity of 5km/h relative to the shore, and a boat moves in the same direction as the current at 5 km/h relative to the river. how can the velocity of the boat relative to the shore be calculated?