logandockery2305 logandockery2305

11-03-2024
Chemistry

contestada

How much thermal energy is released when 60.0 g of potassium metal reacts according to the following equation?2K(s)+ 1/2H₂ O(l)→H₂ (g)+1/2 KOH(aq)
a) 160 kJ
b) 320 kJ
c) 80 kJ
d) 240 kJ

Relax

Respuesta :

Otras preguntas

hat is the value of x?6095"Answer:

According to the graph of H(w) below, the w-axis is also the _____ for H(w).

Choose the correct first step(s) to solve the system using elimination. 4x + 7y = 6 and 6x + y = 2

Which of the following equations is quadratic? x(x2 + 1) = 0 5(4x + 2) = 3 (x + 3)(x + 4) = 5

The primary light colors are red, green, and blue. please select the best answer from the choices provided t f

Which of the following is not part of the carbon cycle? -Photosynthesis in plants -Respiration in plants -Evaporation of water from the oceans -Decay of plant

In simplest radical form, what are the solutions to the quadratic equation 0 = –3x2 – 4x + 5

Which one of the following statements regarding the impact of physical activity on the cardiovascular health of pregnant women is most accurate? A. Physical a

What must be true about two objects if heat is flowing between them?

what is the major holiday of brazil? a : cinco de mayo b : carnival c : oktoberfest d : day of the dead