An automobile engine has a piston displacement of 1,600 cm3. Express this volume in cubic inches. (1 in = 2.54 cm)

Name one way igneous rock is different from metamorphic rock.

Which of the following elements is a transition metal? a. mg b. fe c. pb d. at

What elements can the compound ca (no3) 2 be decomposed into?

A cyclopropane-oxygen mixture is used as an anesthetic. If the partial pressure of cyclopropane, n the mixture is 330 mm Hg and the partial pressure of the oxygen is 1.

Plants make their own food. The chemical reaction for this process is shown in the equation below. CO2 + H2O + energy → C6H1206 + O2 What are the products in this chemical reaction? O A. C6H1206 + energy O B. H20 + energy O C. CoH1206+02 O D.

Make a prediction for how to identify an unknown element and the chemical composition of a star

The density of HCN (hydrogen cyanide) gas at STP is 1.21g/L. What volume will 100.0g of HCN occupy at STP? A) 121 L B) 0.012 L C) 82.6 L D) none of the above

A 20.0 ml sample of 0.150 m ethylamine is titrated with 0.0981 m hcl. what is the ph after the addition of 5.0 ml of hcl? for ethylamine, pkb = 3.25

Some polymers are elastic because they are made of a. carbon. c. sugar and alcohol. b. phosphate ladders. d. cross-linked chains.

The hot converting blank is the layer of rock between the earths crust and core