A 45.7 block of an unknown metal at 74.2 °C is placed in 72.9 g of water at 15.9 °C. If the final temperature of the system is 22.9 °C, what is the specific heat of the metal?

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?

How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line