Calculate q (in units of joules) when 1.850 g of water is heated from 22 °C to 33 °C

Question 6 A 9.0-kg crate rests on a frictionless surface. It then experiences a net horizontal force of 45. newtons. What is the resulting acceleration of the crate? A 0.0 m/s2 B 0.20 m/s2 C 5.0 m/s2 D 36 m/s2

the rate of weathering depends on?

Hydrogen, when combined with nitrogen in a chemical reaction, forms ammonia. this is an example of which type of chemical reaction?

What is the ratio of Al 3 + ions to S 2 - ions in a neutral compound?

Which ionic compounds are not likely to dissolve in water? (More than 1 answer.) Na2SO4 CaSO4 Ca (C2H3O2) 2 Ba3 (PO4) 2

Which of the following is a precipitation reaction? a. 2 LiI (aq) + Hg2 (NO3) 2 (aq) →Hg2I2 (s) + 2 LiNO3 (aq) b. NaCl (aq) + LiI (aq) → NaI (aq) + LiCl (aq) c. HCl (aq) + KOH (aq) → KCl (aq) + H2O (l) d.

How many outmost electrons do lithium and potassium have

Which of the following is a heterogeneous mixture Air Salt water Steel Soil I think it's soil but I'm not positive

When 40.5 g of Al and 212.7 g of Cl2 combine in the reaction: 2 Al (s) + 3 Cl2 (g) - -> 2 AlCl3 (s) b) How many moles of AlCl3 are formed?

Which factor does not influence the rate of a chemical reaction? A. the concentration of reactants B. the surface area of reactants C. the presence of a catalyst D. the volume of the container in which the reaction occurs